211440069

素因数分解:

$3^2\times {\mathrm{1471}}^1\times {\mathrm{15971}}^1$

素因数の和:17448

約数の個数: 12

約数和(自身を含む): 305640192

約数和(自身を除く): 94200123

約数列:

[1, 3, 9, 1471, 4413, 13239, 15971, 47913, 143739, 23493341, 70480023, 211440069]

約数ペア:

[(1, 211440069), (3, 70480023), (9, 23493341), (1471, 143739), (4413, 47913), (13239, 15971)]