9091971

素因数分解:

$3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 15092064

約数和(自身を除く): 6000093

約数列:

[1, 3, 7, 9, 21, 63, 277, 521, 831, 1563, 1939, 2493, 3647, 4689, 5817, 10941, 17451, 32823, 144317, 432951, 1010219, 1298853, 3030657, 9091971]

約数ペア:

[(1, 9091971), (3, 3030657), (7, 1298853), (9, 1010219), (21, 432951), (63, 144317), (277, 32823), (521, 17451), (831, 10941), (1563, 5817), (1939, 4689), (2493, 3647)]