247393692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 216

約数和(自身を含む): 799876896

約数和(自身を除く): 552483204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 37, 39, 42, 52, 63, 74, 78, 84, 91, 111, 117, 126, 148, 156, 157, 169, 182, 222, 234, 252, 259, 273, 314, 333, 338, 364, 444, 468, 471, 481, 507, 518, 546, 628, 666, 676, 777, 819, 942, 962, 1014, 1036, 1092, 1099, 1183, 1332, 1413, 1443, 1521, 1554, 1638, 1884, 1924, 2028, 2041, 2198, 2331, 2366, 2826, 2886, 3042, 3108, 3276, 3297, 3367, 3549, 4082, 4329, 4396, 4662, 4732, 5652, 5772, 5809, 6084, 6123, 6253, 6594, 6734, 7098, 8164, 8658, 9324, 9891, 10101, 10647, 11618, 12246, 12506, 13188, 13468, 14196, 14287, 17316, 17427, 18369, 18759, 19782, 20202, 21294, 23236, 24492, 25012, 26533, 28574, 30303, 34854, 36738, 37518, 39564, 40404, 40663, 42588, 42861, 43771, 52281, 53066, 56277, 57148, 60606, 69708, 73476, 75036, 75517, 79599, 81326, 85722, 87542, 104562, 106132, 112554, 121212, 121989, 128583, 131313, 151034, 159198, 162652, 171444, 175084, 185731, 209124, 225108, 226551, 238797, 243978, 257166, 262626, 302068, 318396, 365967, 371462, 393939, 453102, 477594, 487956, 514332, 525252, 528619, 557193, 679653, 731934, 742924, 787878, 906204, 955188, 981721, 1057238, 1114386, 1359306, 1463868, 1575756, 1585857, 1671579, 1963442, 2114476, 2228772, 2718612, 2945163, 3171714, 3343158, 3926884, 4757571, 5890326, 6343428, 6686316, 6872047, 8835489, 9515142, 11780652, 13744094, 17670978, 19030284, 20616141, 27488188, 35341956, 41232282, 61848423, 82464564, 123696846, 247393692]

約数ペア:

[(1, 247393692), (2, 123696846), (3, 82464564), (4, 61848423), (6, 41232282), (7, 35341956), (9, 27488188), (12, 20616141), (13, 19030284), (14, 17670978), (18, 13744094), (21, 11780652), (26, 9515142), (28, 8835489), (36, 6872047), (37, 6686316), (39, 6343428), (42, 5890326), (52, 4757571), (63, 3926884), (74, 3343158), (78, 3171714), (84, 2945163), (91, 2718612), (111, 2228772), (117, 2114476), (126, 1963442), (148, 1671579), (156, 1585857), (157, 1575756), (169, 1463868), (182, 1359306), (222, 1114386), (234, 1057238), (252, 981721), (259, 955188), (273, 906204), (314, 787878), (333, 742924), (338, 731934), (364, 679653), (444, 557193), (468, 528619), (471, 525252), (481, 514332), (507, 487956), (518, 477594), (546, 453102), (628, 393939), (666, 371462), (676, 365967), (777, 318396), (819, 302068), (942, 262626), (962, 257166), (1014, 243978), (1036, 238797), (1092, 226551), (1099, 225108), (1183, 209124), (1332, 185731), (1413, 175084), (1443, 171444), (1521, 162652), (1554, 159198), (1638, 151034), (1884, 131313), (1924, 128583), (2028, 121989), (2041, 121212), (2198, 112554), (2331, 106132), (2366, 104562), (2826, 87542), (2886, 85722), (3042, 81326), (3108, 79599), (3276, 75517), (3297, 75036), (3367, 73476), (3549, 69708), (4082, 60606), (4329, 57148), (4396, 56277), (4662, 53066), (4732, 52281), (5652, 43771), (5772, 42861), (5809, 42588), (6084, 40663), (6123, 40404), (6253, 39564), (6594, 37518), (6734, 36738), (7098, 34854), (8164, 30303), (8658, 28574), (9324, 26533), (9891, 25012), (10101, 24492), (10647, 23236), (11618, 21294), (12246, 20202), (12506, 19782), (13188, 18759), (13468, 18369), (14196, 17427), (14287, 17316)]