91018921

素因数分解:

$7^2\times {\mathrm{911}}^1\times {\mathrm{2039}}^1$

素因数の和:2964

約数の個数: 12

約数和(自身を含む): 106047360

約数和(自身を除く): 15028439

約数列:

[1, 7, 49, 911, 2039, 6377, 14273, 44639, 99911, 1857529, 13002703, 91018921]

約数ペア:

[(1, 91018921), (7, 13002703), (49, 1857529), (911, 99911), (2039, 44639), (6377, 14273)]