497993815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{393671}}^1$

素因数の和:393710

約数の個数: 16

約数和(自身を含む): 680265216

約数和(自身を除く): 182271401

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 393671, 1968355, 4330381, 9054433, 21651905, 45272165, 99598763, 497993815]

約数ペア:

[(1, 497993815), (5, 99598763), (11, 45272165), (23, 21651905), (55, 9054433), (115, 4330381), (253, 1968355), (1265, 393671)]