210940916

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{402559}}^1$

素因数の和:402694

約数の個数: 12

約数和(自身を含む): 371965440

約数和(自身を除く): 161024524

約数列:

[1, 2, 4, 131, 262, 524, 402559, 805118, 1610236, 52735229, 105470458, 210940916]

約数ペア:

[(1, 210940916), (2, 105470458), (4, 52735229), (131, 1610236), (262, 805118), (524, 402559)]