5120157

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 8085792

約数和(自身を除く): 2965635

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 571, 1281, 1713, 2989, 3997, 8967, 11991, 27979, 34831, 83937, 104493, 243817, 731451, 1706719, 5120157]

約数ペア:

[(1, 5120157), (3, 1706719), (7, 731451), (21, 243817), (49, 104493), (61, 83937), (147, 34831), (183, 27979), (427, 11991), (571, 8967), (1281, 3997), (1713, 2989)]