2542855

素因数分解:

$5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 3619728

約数和(自身を除く): 1076873

約数列:

[1, 5, 7, 35, 49, 97, 107, 245, 485, 535, 679, 749, 3395, 3745, 4753, 5243, 10379, 23765, 26215, 51895, 72653, 363265, 508571, 2542855]

約数ペア:

[(1, 2542855), (5, 508571), (7, 363265), (35, 72653), (49, 51895), (97, 26215), (107, 23765), (245, 10379), (485, 5243), (535, 4753), (679, 3745), (749, 3395)]