28505795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1571}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 36218880

約数和(自身を除く): 7713085

約数列:

[1, 5, 19, 95, 191, 955, 1571, 3629, 7855, 18145, 29849, 149245, 300061, 1500305, 5701159, 28505795]

約数ペア:

[(1, 28505795), (5, 5701159), (19, 1500305), (95, 300061), (191, 149245), (955, 29849), (1571, 18145), (3629, 7855)]