213883636

素因数分解:

$2^2\times {\mathrm{821}}^1\times {\mathrm{65129}}^1$

素因数の和:65954

約数の個数: 12

約数和(自身を含む): 374758020

約数和(自身を除く): 160874384

約数列:

[1, 2, 4, 821, 1642, 3284, 65129, 130258, 260516, 53470909, 106941818, 213883636]

約数ペア:

[(1, 213883636), (2, 106941818), (4, 53470909), (821, 260516), (1642, 130258), (3284, 65129)]