890014

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 16

約数和(自身を含む): 1393920

約数和(自身を除く): 503906

約数列:

[1, 2, 43, 79, 86, 131, 158, 262, 3397, 5633, 6794, 10349, 11266, 20698, 445007, 890014]

約数ペア:

[(1, 890014), (2, 445007), (43, 20698), (79, 11266), (86, 10349), (131, 6794), (158, 5633), (262, 3397)]