11915862273

素因数分解:

$3^2\times 7^1\times {\mathrm{189140671}}^1$

素因数の和:189140684

約数の個数: 12

約数和(自身を含む): 19670629888

約数和(自身を除く): 7754767615

約数列:

[1, 3, 7, 9, 21, 63, 189140671, 567422013, 1323984697, 1702266039, 3971954091, 11915862273]

約数ペア:

[(1, 11915862273), (3, 3971954091), (7, 1702266039), (9, 1323984697), (21, 567422013), (63, 189140671)]