1261818012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:848

約数の個数: 144

約数和(自身を含む): 3706601472

約数和(自身を除く): 2444783460

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 383, 431, 546, 588, 637, 766, 862, 1092, 1149, 1274, 1293, 1532, 1724, 1911, 2298, 2548, 2586, 2681, 3017, 3822, 4596, 4979, 5172, 5362, 5603, 6034, 7644, 8043, 9051, 9958, 10724, 11206, 12068, 14937, 16086, 16809, 18102, 18767, 19916, 21119, 22412, 29874, 32172, 33618, 34853, 36204, 37534, 39221, 42238, 56301, 59748, 63357, 67236, 69706, 75068, 78442, 84476, 104559, 112602, 117663, 126714, 139412, 156884, 165073, 209118, 225204, 235326, 243971, 253428, 274547, 330146, 418236, 470652, 487942, 495219, 549094, 660292, 731913, 823641, 975884, 990438, 1098188, 1155511, 1463826, 1647282, 1980876, 2145949, 2311022, 2927652, 3294564, 3466533, 4291898, 4622044, 6437847, 6933066, 8088577, 8583796, 12875694, 13866132, 15021643, 16177154, 24265731, 25751388, 30043286, 32354308, 45064929, 48531462, 60086572, 90129858, 97062924, 105151501, 180259716, 210303002, 315454503, 420606004, 630909006, 1261818012]

約数ペア:

[(1, 1261818012), (2, 630909006), (3, 420606004), (4, 315454503), (6, 210303002), (7, 180259716), (12, 105151501), (13, 97062924), (14, 90129858), (21, 60086572), (26, 48531462), (28, 45064929), (39, 32354308), (42, 30043286), (49, 25751388), (52, 24265731), (78, 16177154), (84, 15021643), (91, 13866132), (98, 12875694), (147, 8583796), (156, 8088577), (182, 6933066), (196, 6437847), (273, 4622044), (294, 4291898), (364, 3466533), (383, 3294564), (431, 2927652), (546, 2311022), (588, 2145949), (637, 1980876), (766, 1647282), (862, 1463826), (1092, 1155511), (1149, 1098188), (1274, 990438), (1293, 975884), (1532, 823641), (1724, 731913), (1911, 660292), (2298, 549094), (2548, 495219), (2586, 487942), (2681, 470652), (3017, 418236), (3822, 330146), (4596, 274547), (4979, 253428), (5172, 243971), (5362, 235326), (5603, 225204), (6034, 209118), (7644, 165073), (8043, 156884), (9051, 139412), (9958, 126714), (10724, 117663), (11206, 112602), (12068, 104559), (14937, 84476), (16086, 78442), (16809, 75068), (18102, 69706), (18767, 67236), (19916, 63357), (21119, 59748), (22412, 56301), (29874, 42238), (32172, 39221), (33618, 37534), (34853, 36204)]