31601416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 77762880

約数和(自身を除く): 46161464

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 44, 56, 58, 61, 77, 88, 116, 122, 154, 203, 232, 244, 308, 319, 406, 427, 488, 616, 638, 671, 812, 841, 854, 1276, 1342, 1624, 1682, 1708, 1769, 2233, 2552, 2684, 3364, 3416, 3538, 4466, 4697, 5368, 5887, 6728, 7076, 8932, 9251, 9394, 11774, 12383, 14152, 17864, 18502, 18788, 19459, 23548, 24766, 37004, 37576, 38918, 47096, 49532, 51301, 64757, 74008, 77836, 99064, 102602, 129514, 136213, 155672, 205204, 259028, 272426, 359107, 410408, 518056, 544852, 564311, 718214, 1089704, 1128622, 1436428, 2257244, 2872856, 3950177, 4514488, 7900354, 15800708, 31601416]

約数ペア:

[(1, 31601416), (2, 15800708), (4, 7900354), (7, 4514488), (8, 3950177), (11, 2872856), (14, 2257244), (22, 1436428), (28, 1128622), (29, 1089704), (44, 718214), (56, 564311), (58, 544852), (61, 518056), (77, 410408), (88, 359107), (116, 272426), (122, 259028), (154, 205204), (203, 155672), (232, 136213), (244, 129514), (308, 102602), (319, 99064), (406, 77836), (427, 74008), (488, 64757), (616, 51301), (638, 49532), (671, 47096), (812, 38918), (841, 37576), (854, 37004), (1276, 24766), (1342, 23548), (1624, 19459), (1682, 18788), (1708, 18502), (1769, 17864), (2233, 14152), (2552, 12383), (2684, 11774), (3364, 9394), (3416, 9251), (3538, 8932), (4466, 7076), (4697, 6728), (5368, 5887)]