2565405

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 4715520

約数和(自身を除く): 2150115

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 613, 837, 1395, 1839, 3065, 4185, 5517, 9195, 16551, 19003, 27585, 57009, 82755, 95015, 171027, 285045, 513081, 855135, 2565405]

約数ペア:

[(1, 2565405), (3, 855135), (5, 513081), (9, 285045), (15, 171027), (27, 95015), (31, 82755), (45, 57009), (93, 27585), (135, 19003), (155, 16551), (279, 9195), (465, 5517), (613, 4185), (837, 3065), (1395, 1839)]