291228651

素因数分解:

$3^2\times 7^1\times {\mathrm{4622677}}^1$

素因数の和:4622690

約数の個数: 12

約数和(自身を含む): 480758512

約数和(自身を除く): 189529861

約数列:

[1, 3, 7, 9, 21, 63, 4622677, 13868031, 32358739, 41604093, 97076217, 291228651]

約数ペア:

[(1, 291228651), (3, 97076217), (7, 41604093), (9, 32358739), (21, 13868031), (63, 4622677)]