31257864

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 94011840

約数和(自身を除く): 62753976

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 61, 66, 72, 88, 99, 122, 132, 183, 198, 244, 264, 366, 396, 488, 549, 647, 671, 732, 792, 1098, 1294, 1342, 1464, 1941, 2013, 2196, 2588, 2684, 3882, 4026, 4392, 5176, 5368, 5823, 6039, 7117, 7764, 8052, 11646, 12078, 14234, 15528, 16104, 21351, 23292, 24156, 28468, 39467, 42702, 46584, 48312, 56936, 64053, 78934, 85404, 118401, 128106, 157868, 170808, 236802, 256212, 315736, 355203, 434137, 473604, 512424, 710406, 868274, 947208, 1302411, 1420812, 1736548, 2604822, 2841624, 3473096, 3907233, 5209644, 7814466, 10419288, 15628932, 31257864]

約数ペア:

[(1, 31257864), (2, 15628932), (3, 10419288), (4, 7814466), (6, 5209644), (8, 3907233), (9, 3473096), (11, 2841624), (12, 2604822), (18, 1736548), (22, 1420812), (24, 1302411), (33, 947208), (36, 868274), (44, 710406), (61, 512424), (66, 473604), (72, 434137), (88, 355203), (99, 315736), (122, 256212), (132, 236802), (183, 170808), (198, 157868), (244, 128106), (264, 118401), (366, 85404), (396, 78934), (488, 64053), (549, 56936), (647, 48312), (671, 46584), (732, 42702), (792, 39467), (1098, 28468), (1294, 24156), (1342, 23292), (1464, 21351), (1941, 16104), (2013, 15528), (2196, 14234), (2588, 12078), (2684, 11646), (3882, 8052), (4026, 7764), (4392, 7117), (5176, 6039), (5368, 5823)]