9690921

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:854

約数の個数: 20

約数和(自身を含む): 14578564

約数和(自身を除く): 4887643

約数列:

[1, 3, 9, 27, 81, 181, 543, 661, 1629, 1983, 4887, 5949, 14661, 17847, 53541, 119641, 358923, 1076769, 3230307, 9690921]

約数ペア:

[(1, 9690921), (3, 3230307), (9, 1076769), (27, 358923), (81, 119641), (181, 53541), (543, 17847), (661, 14661), (1629, 5949), (1983, 4887)]