15705739

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{691}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 19132416

約数和(自身を除く): 3426677

約数列:

[1, 7, 17, 119, 191, 691, 1337, 3247, 4837, 11747, 22729, 82229, 131981, 923867, 2243677, 15705739]

約数ペア:

[(1, 15705739), (7, 2243677), (17, 923867), (119, 131981), (191, 82229), (691, 22729), (1337, 11747), (3247, 4837)]