123910345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{4423}}^1$

素因数の和:4872

約数の個数: 16

約数和(自身を含む): 160538112

約数和(自身を除く): 36627767

約数列:

[1, 5, 13, 65, 431, 2155, 4423, 5603, 22115, 28015, 57499, 287495, 1906313, 9531565, 24782069, 123910345]

約数ペア:

[(1, 123910345), (5, 24782069), (13, 9531565), (65, 1906313), (431, 287495), (2155, 57499), (4423, 28015), (5603, 22115)]