87389414

素因数分解:

$2^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{11981}}^1$

素因数の和:12511

約数の個数: 16

約数和(自身を含む): 150110496

約数和(自身を除く): 62721082

約数列:

[1, 2, 7, 14, 521, 1042, 3647, 7294, 11981, 23962, 83867, 167734, 6242101, 12484202, 43694707, 87389414]

約数ペア:

[(1, 87389414), (2, 43694707), (7, 12484202), (14, 6242101), (521, 167734), (1042, 83867), (3647, 23962), (7294, 11981)]