47931273

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31513}}^1$

素因数の和:31545

約数の個数: 18

約数和(自身を含む): 74971806

約数和(自身を除く): 27040533

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 31513, 94539, 283617, 409669, 1229007, 3687021, 5325697, 15977091, 47931273]

約数ペア:

[(1, 47931273), (3, 15977091), (9, 5325697), (13, 3687021), (39, 1229007), (117, 409669), (169, 283617), (507, 94539), (1521, 31513)]