31290739

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 34452000

約数和(自身を除く): 3161261

約数列:

[1, 19, 29, 109, 521, 551, 2071, 3161, 9899, 15109, 56789, 60059, 287071, 1078991, 1646881, 31290739]

約数ペア:

[(1, 31290739), (19, 1646881), (29, 1078991), (109, 287071), (521, 60059), (551, 56789), (2071, 15109), (3161, 9899)]