2565563

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3485664

約数和(自身を除く): 920101

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 233, 847, 1001, 1573, 1631, 2563, 3029, 11011, 17941, 21203, 28193, 33319, 197351, 233233, 366509, 2565563]

約数ペア:

[(1, 2565563), (7, 366509), (11, 233233), (13, 197351), (77, 33319), (91, 28193), (121, 21203), (143, 17941), (233, 11011), (847, 3029), (1001, 2563), (1573, 1631)]