2651275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 3714048

約数和(自身を除く): 1062773

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 311, 341, 775, 1555, 1705, 3421, 7775, 8525, 9641, 17105, 48205, 85525, 106051, 241025, 530255, 2651275]

約数ペア:

[(1, 2651275), (5, 530255), (11, 241025), (25, 106051), (31, 85525), (55, 48205), (155, 17105), (275, 9641), (311, 8525), (341, 7775), (775, 3421), (1555, 1705)]