859015978

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{15227}}^1$

素因数の和:15717

約数の個数: 16

約数和(自身を含む): 1310948064

約数和(自身を除く): 451932086

約数列:

[1, 2, 67, 134, 421, 842, 15227, 28207, 30454, 56414, 1020209, 2040418, 6410567, 12821134, 429507989, 859015978]

約数ペア:

[(1, 859015978), (2, 429507989), (67, 12821134), (134, 6410567), (421, 2040418), (842, 1020209), (15227, 56414), (28207, 30454)]