398642244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:487

約数の個数: 216

約数和(自身を含む): 1283796864

約数和(自身を除く): 885154620

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 49, 52, 66, 77, 78, 84, 91, 98, 121, 132, 143, 147, 154, 156, 182, 196, 231, 242, 273, 286, 294, 308, 363, 364, 429, 431, 462, 484, 539, 546, 572, 588, 637, 726, 847, 858, 862, 924, 1001, 1078, 1092, 1274, 1293, 1452, 1573, 1617, 1694, 1716, 1724, 1911, 2002, 2156, 2541, 2548, 2586, 3003, 3017, 3146, 3234, 3388, 3822, 4004, 4719, 4741, 5082, 5172, 5603, 5929, 6006, 6034, 6292, 6468, 7007, 7644, 9051, 9438, 9482, 10164, 11011, 11206, 11858, 12012, 12068, 14014, 14223, 16809, 17787, 18102, 18876, 18964, 21021, 21119, 22022, 22412, 23716, 28028, 28446, 33033, 33187, 33618, 35574, 36204, 39221, 42042, 42238, 44044, 52151, 56892, 61633, 63357, 66066, 66374, 67236, 71148, 77077, 78442, 84084, 84476, 99561, 104302, 117663, 123266, 126714, 132132, 132748, 154154, 156453, 156884, 184899, 199122, 208604, 231231, 232309, 235326, 246532, 253428, 274547, 308308, 312906, 365057, 369798, 398244, 431431, 462462, 464618, 470652, 549094, 625812, 677963, 696927, 730114, 739596, 823641, 862862, 924924, 929236, 1095171, 1098188, 1294293, 1355926, 1393854, 1460228, 1647282, 1725724, 2033889, 2190342, 2555399, 2588586, 2711852, 2787708, 3020017, 3294564, 4067778, 4380684, 4745741, 5110798, 5177172, 6040034, 7666197, 8135556, 9060051, 9491482, 10221596, 12080068, 14237223, 15332394, 18120102, 18982964, 28474446, 30664788, 33220187, 36240204, 56948892, 66440374, 99660561, 132880748, 199321122, 398642244]

約数ペア:

[(1, 398642244), (2, 199321122), (3, 132880748), (4, 99660561), (6, 66440374), (7, 56948892), (11, 36240204), (12, 33220187), (13, 30664788), (14, 28474446), (21, 18982964), (22, 18120102), (26, 15332394), (28, 14237223), (33, 12080068), (39, 10221596), (42, 9491482), (44, 9060051), (49, 8135556), (52, 7666197), (66, 6040034), (77, 5177172), (78, 5110798), (84, 4745741), (91, 4380684), (98, 4067778), (121, 3294564), (132, 3020017), (143, 2787708), (147, 2711852), (154, 2588586), (156, 2555399), (182, 2190342), (196, 2033889), (231, 1725724), (242, 1647282), (273, 1460228), (286, 1393854), (294, 1355926), (308, 1294293), (363, 1098188), (364, 1095171), (429, 929236), (431, 924924), (462, 862862), (484, 823641), (539, 739596), (546, 730114), (572, 696927), (588, 677963), (637, 625812), (726, 549094), (847, 470652), (858, 464618), (862, 462462), (924, 431431), (1001, 398244), (1078, 369798), (1092, 365057), (1274, 312906), (1293, 308308), (1452, 274547), (1573, 253428), (1617, 246532), (1694, 235326), (1716, 232309), (1724, 231231), (1911, 208604), (2002, 199122), (2156, 184899), (2541, 156884), (2548, 156453), (2586, 154154), (3003, 132748), (3017, 132132), (3146, 126714), (3234, 123266), (3388, 117663), (3822, 104302), (4004, 99561), (4719, 84476), (4741, 84084), (5082, 78442), (5172, 77077), (5603, 71148), (5929, 67236), (6006, 66374), (6034, 66066), (6292, 63357), (6468, 61633), (7007, 56892), (7644, 52151), (9051, 44044), (9438, 42238), (9482, 42042), (10164, 39221), (11011, 36204), (11206, 35574), (11858, 33618), (12012, 33187), (12068, 33033), (14014, 28446), (14223, 28028), (16809, 23716), (17787, 22412), (18102, 22022), (18876, 21119), (18964, 21021)]