31990785

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45377}}^1$

素因数の和:45432

約数の個数: 16

約数和(自身を含む): 52275456

約数和(自身を除く): 20284671

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 45377, 136131, 226885, 680655, 2132719, 6398157, 10663595, 31990785]

約数ペア:

[(1, 31990785), (3, 10663595), (5, 6398157), (15, 2132719), (47, 680655), (141, 226885), (235, 136131), (705, 45377)]