191985183

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{126223}}^1$

素因数の和:126255

約数の個数: 18

約数和(自身を含む): 300286896

約数和(自身を除く): 108301713

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 126223, 378669, 1136007, 1640899, 4922697, 14768091, 21331687, 63995061, 191985183]

約数ペア:

[(1, 191985183), (3, 63995061), (9, 21331687), (13, 14768091), (39, 4922697), (117, 1640899), (169, 1136007), (507, 378669), (1521, 126223)]