289318315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2423}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 410489856

約数和(自身を除く): 121171541

約数列:

[1, 5, 11, 13, 55, 65, 143, 167, 715, 835, 1837, 2171, 2423, 9185, 10855, 12115, 23881, 26653, 31499, 119405, 133265, 157495, 346489, 404641, 1732445, 2023205, 4451051, 5260333, 22255255, 26301665, 57863663, 289318315]

約数ペア:

[(1, 289318315), (5, 57863663), (11, 26301665), (13, 22255255), (55, 5260333), (65, 4451051), (143, 2023205), (167, 1732445), (715, 404641), (835, 346489), (1837, 157495), (2171, 133265), (2423, 119405), (9185, 31499), (10855, 26653), (12115, 23881)]