13197275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5801}}^1$

素因数の和:5831

約数の個数: 24

約数和(自身を含む): 20144544

約数和(自身を除く): 6947269

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5801, 29005, 40607, 75413, 145025, 203035, 377065, 527891, 1015175, 1885325, 2639455, 13197275]

約数ペア:

[(1, 13197275), (5, 2639455), (7, 1885325), (13, 1015175), (25, 527891), (35, 377065), (65, 203035), (91, 145025), (175, 75413), (325, 40607), (455, 29005), (2275, 5801)]