80908653

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1987}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 126007392

約数和(自身を除く): 45098739

約数列:

[1, 3, 7, 21, 49, 147, 277, 831, 1939, 1987, 5817, 5961, 13573, 13909, 40719, 41727, 97363, 292089, 550399, 1651197, 3852793, 11558379, 26969551, 80908653]

約数ペア:

[(1, 80908653), (3, 26969551), (7, 11558379), (21, 3852793), (49, 1651197), (147, 550399), (277, 292089), (831, 97363), (1939, 41727), (1987, 40719), (5817, 13909), (5961, 13573)]