86972459

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{19753}}^1$

素因数の和:19814

約数の個数: 16

約数和(自身を含む): 108093888

約数和(自身を除く): 21121429

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 19753, 138271, 335801, 730861, 2350607, 5116027, 12424637, 86972459]

約数ペア:

[(1, 86972459), (7, 12424637), (17, 5116027), (37, 2350607), (119, 730861), (259, 335801), (629, 138271), (4403, 19753)]