86931788

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 154350000

約数和(自身を除く): 67418212

約数列:

[1, 2, 4, 97, 194, 388, 449, 499, 898, 998, 1796, 1996, 43553, 48403, 87106, 96806, 174212, 193612, 224051, 448102, 896204, 21732947, 43465894, 86931788]

約数ペア:

[(1, 86931788), (2, 43465894), (4, 21732947), (97, 896204), (194, 448102), (388, 224051), (449, 193612), (499, 174212), (898, 96806), (998, 87106), (1796, 48403), (1996, 43553)]