2780552502

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18253}}^1$

素因数の和:18315

約数の個数: 128

約数和(自身を含む): 7850680320

約数和(自身を除く): 5070127818

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 546, 558, 651, 702, 806, 819, 837, 1209, 1302, 1638, 1674, 1953, 2418, 2457, 2821, 3627, 3906, 4914, 5642, 5859, 7254, 8463, 10881, 11718, 16926, 18253, 21762, 25389, 36506, 50778, 54759, 76167, 109518, 127771, 152334, 164277, 237289, 255542, 328554, 383313, 474578, 492831, 565843, 711867, 766626, 985662, 1131686, 1149939, 1423734, 1661023, 1697529, 2135601, 2299878, 3322046, 3395058, 3449817, 3960901, 4271202, 4983069, 5092587, 6406803, 6899634, 7355959, 7921802, 9966138, 10185174, 11882703, 12813606, 14711918, 14949207, 15277761, 22067877, 23765406, 29898414, 30555522, 35648109, 44135754, 44847621, 51491713, 66203631, 71296218, 89695242, 102983426, 106944327, 132407262, 154475139, 198610893, 213888654, 308950278, 397221786, 463425417, 926850834, 1390276251, 2780552502]

約数ペア:

[(1, 2780552502), (2, 1390276251), (3, 926850834), (6, 463425417), (7, 397221786), (9, 308950278), (13, 213888654), (14, 198610893), (18, 154475139), (21, 132407262), (26, 106944327), (27, 102983426), (31, 89695242), (39, 71296218), (42, 66203631), (54, 51491713), (62, 44847621), (63, 44135754), (78, 35648109), (91, 30555522), (93, 29898414), (117, 23765406), (126, 22067877), (182, 15277761), (186, 14949207), (189, 14711918), (217, 12813606), (234, 11882703), (273, 10185174), (279, 9966138), (351, 7921802), (378, 7355959), (403, 6899634), (434, 6406803), (546, 5092587), (558, 4983069), (651, 4271202), (702, 3960901), (806, 3449817), (819, 3395058), (837, 3322046), (1209, 2299878), (1302, 2135601), (1638, 1697529), (1674, 1661023), (1953, 1423734), (2418, 1149939), (2457, 1131686), (2821, 985662), (3627, 766626), (3906, 711867), (4914, 565843), (5642, 492831), (5859, 474578), (7254, 383313), (8463, 328554), (10881, 255542), (11718, 237289), (16926, 164277), (18253, 152334), (21762, 127771), (25389, 109518), (36506, 76167), (50778, 54759)]