2643686

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 16

約数和(自身を含む): 4084080

約数和(自身を除く): 1440394

約数列:

[1, 2, 67, 109, 134, 181, 218, 362, 7303, 12127, 14606, 19729, 24254, 39458, 1321843, 2643686]

約数ペア:

[(1, 2643686), (2, 1321843), (67, 39458), (109, 24254), (134, 19729), (181, 14606), (218, 12127), (362, 7303)]