2120325121

素因数分解:

${\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1\times {\mathrm{971}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 2247652800

約数和(自身を除く): 127327679

約数列:

[1, 19, 281, 409, 971, 5339, 7771, 18449, 114929, 272851, 397139, 2183651, 5184169, 7545641, 111596059, 2120325121]

約数ペア:

[(1, 2120325121), (19, 111596059), (281, 7545641), (409, 5184169), (971, 2183651), (5339, 397139), (7771, 272851), (18449, 114929)]