215916115

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{13757}}^1$

素因数の和:13878

約数の個数: 16

約数和(自身を含む): 268776288

約数和(自身を除く): 52860173

約数列:

[1, 5, 43, 73, 215, 365, 3139, 13757, 15695, 68785, 591551, 1004261, 2957755, 5021305, 43183223, 215916115]

約数ペア:

[(1, 215916115), (5, 43183223), (43, 5021305), (73, 2957755), (215, 1004261), (365, 591551), (3139, 68785), (13757, 15695)]