81874485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23629}}^1$

素因数の和:23658

約数の個数: 48

約数和(自身を含む): 176941440

約数和(自身を除く): 95066955

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 23629, 70887, 118145, 165403, 212661, 259919, 354435, 496209, 779757, 827015, 1063305, 1299595, 1488627, 1819433, 2339271, 2481045, 3898785, 5458299, 7443135, 9097165, 11696355, 16374897, 27291495, 81874485]

約数ペア:

[(1, 81874485), (3, 27291495), (5, 16374897), (7, 11696355), (9, 9097165), (11, 7443135), (15, 5458299), (21, 3898785), (33, 2481045), (35, 2339271), (45, 1819433), (55, 1488627), (63, 1299595), (77, 1063305), (99, 827015), (105, 779757), (165, 496209), (231, 354435), (315, 259919), (385, 212661), (495, 165403), (693, 118145), (1155, 70887), (3465, 23629)]