31990865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1381}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 39702096

約数和(自身を除く): 7711231

約数列:

[1, 5, 41, 113, 205, 565, 1381, 4633, 6905, 23165, 56621, 156053, 283105, 780265, 6398173, 31990865]

約数ペア:

[(1, 31990865), (5, 6398173), (41, 780265), (113, 283105), (205, 156053), (565, 56621), (1381, 23165), (4633, 6905)]