280223779

素因数分解:

${\mathrm{11}}^2\times {\mathrm{719}}^1\times {\mathrm{3221}}^1$

素因数の和:3962

約数の個数: 12

約数和(自身を含む): 308538720

約数和(自身を除く): 28314941

約数列:

[1, 11, 121, 719, 3221, 7909, 35431, 86999, 389741, 2315899, 25474889, 280223779]

約数ペア:

[(1, 280223779), (11, 25474889), (121, 2315899), (719, 389741), (3221, 86999), (7909, 35431)]