31253735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 11255065

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 409, 493, 527, 899, 2045, 2465, 2635, 4495, 6953, 11861, 12679, 15283, 34765, 59305, 63395, 76415, 201637, 215543, 367691, 1008185, 1077715, 1838455, 6250747, 31253735]

約数ペア:

[(1, 31253735), (5, 6250747), (17, 1838455), (29, 1077715), (31, 1008185), (85, 367691), (145, 215543), (155, 201637), (409, 76415), (493, 63395), (527, 59305), (899, 34765), (2045, 15283), (2465, 12679), (2635, 11861), (4495, 6953)]