28971035

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 36942576

約数和(自身を除く): 7971541

約数列:

[1, 5, 43, 47, 61, 215, 235, 305, 2021, 2209, 2623, 2867, 10105, 11045, 13115, 14335, 94987, 123281, 134749, 474935, 616405, 673745, 5794207, 28971035]

約数ペア:

[(1, 28971035), (5, 5794207), (43, 673745), (47, 616405), (61, 474935), (215, 134749), (235, 123281), (305, 94987), (2021, 14335), (2209, 13115), (2623, 11045), (2867, 10105)]