81505186

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{53411}}^1$

素因数の和:53529

約数の個数: 16

約数和(自身を含む): 141007680

約数和(自身を除く): 59502494

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 53411, 106822, 373877, 747754, 5821799, 11643598, 40752593, 81505186]

約数ペア:

[(1, 81505186), (2, 40752593), (7, 11643598), (14, 5821799), (109, 747754), (218, 373877), (763, 106822), (1526, 53411)]