8320245

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 14238720

約数和(自身を除く): 5918475

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 617, 899, 1851, 2697, 3085, 4495, 9255, 13485, 17893, 19127, 53679, 57381, 89465, 95635, 268395, 286905, 554683, 1664049, 2773415, 8320245]

約数ペア:

[(1, 8320245), (3, 2773415), (5, 1664049), (15, 554683), (29, 286905), (31, 268395), (87, 95635), (93, 89465), (145, 57381), (155, 53679), (435, 19127), (465, 17893), (617, 13485), (899, 9255), (1851, 4495), (2697, 3085)]