12507915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{857}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 23063040

約数和(自身を除く): 10555125

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 857, 973, 2085, 2571, 2919, 4285, 4865, 5999, 12855, 14595, 17997, 29995, 89985, 119123, 357369, 595615, 833861, 1786845, 2501583, 4169305, 12507915]

約数ペア:

[(1, 12507915), (3, 4169305), (5, 2501583), (7, 1786845), (15, 833861), (21, 595615), (35, 357369), (105, 119123), (139, 89985), (417, 29995), (695, 17997), (857, 14595), (973, 12855), (2085, 5999), (2571, 4865), (2919, 4285)]