812121121

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1901923}}^1$

素因数の和:1901991

約数の個数: 8

約数和(自身を含む): 943354304

約数和(自身を除く): 131233183

約数列:

[1, 7, 61, 427, 1901923, 13313461, 116017303, 812121121]

約数ペア:

[(1, 812121121), (7, 116017303), (61, 13313461), (427, 1901923)]