81857529974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{218870401}}^1$

素因数の和:218870431

約数の個数: 16

約数和(自身を含む): 141828020496

約数和(自身を除く): 59970490522

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 218870401, 437740802, 2407574411, 3720796817, 4815148822, 7441593634, 40928764987, 81857529974]

約数ペア:

[(1, 81857529974), (2, 40928764987), (11, 7441593634), (17, 4815148822), (22, 3720796817), (34, 2407574411), (187, 437740802), (374, 218870401)]