42828121

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 49840128

約数和(自身を除く): 7012007

約数列:

[1, 7, 103, 191, 311, 721, 1337, 2177, 19673, 32033, 59401, 137711, 224231, 415807, 6118303, 42828121]

約数ペア:

[(1, 42828121), (7, 6118303), (103, 415807), (191, 224231), (311, 137711), (721, 59401), (1337, 32033), (2177, 19673)]