31990465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2207}}^1$

素因数の和:2448

約数の個数: 16

約数和(自身を含む): 41545728

約数和(自身を除く): 9555263

約数列:

[1, 5, 13, 65, 223, 1115, 2207, 2899, 11035, 14495, 28691, 143455, 492161, 2460805, 6398093, 31990465]

約数ペア:

[(1, 31990465), (5, 6398093), (13, 2460805), (65, 492161), (223, 143455), (1115, 28691), (2207, 14495), (2899, 11035)]