181213825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12967}}^1$

素因数の和:13033

約数の個数: 24

約数和(自身を含む): 247636928

約数和(自身を除く): 66423103

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 12967, 13975, 64835, 168571, 324175, 557581, 842855, 2787905, 4214275, 7248553, 13939525, 36242765, 181213825]

約数ペア:

[(1, 181213825), (5, 36242765), (13, 13939525), (25, 7248553), (43, 4214275), (65, 2787905), (215, 842855), (325, 557581), (559, 324175), (1075, 168571), (2795, 64835), (12967, 13975)]