291228273

素因数分解:

$3^2\times 7^1\times {\mathrm{4622671}}^1$

素因数の和:4622684

約数の個数: 12

約数和(自身を含む): 480757888

約数和(自身を除く): 189529615

約数列:

[1, 3, 7, 9, 21, 63, 4622671, 13868013, 32358697, 41604039, 97076091, 291228273]

約数ペア:

[(1, 291228273), (3, 97076091), (7, 41604039), (9, 32358697), (21, 13868013), (63, 4622671)]