268538138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{77747}}^1$

素因数の和:77917

約数の個数: 16

約数和(自身を含む): 442230624

約数和(自身を除く): 173692486

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 77747, 155494, 855217, 1710434, 12206279, 24412558, 134269069, 268538138]

約数ペア:

[(1, 268538138), (2, 134269069), (11, 24412558), (22, 12206279), (157, 1710434), (314, 855217), (1727, 155494), (3454, 77747)]