28306505

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 6529975

約数列:

[1, 5, 53, 223, 265, 479, 1115, 2395, 11819, 25387, 59095, 106817, 126935, 534085, 5661301, 28306505]

約数ペア:

[(1, 28306505), (5, 5661301), (53, 534085), (223, 126935), (265, 106817), (479, 59095), (1115, 25387), (2395, 11819)]