261738158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{31391}}^1$

素因数の和:31783

約数の個数: 16

約数和(自身を含む): 429442560

約数和(自身を除く): 167704402

約数列:

[1, 2, 11, 22, 379, 758, 4169, 8338, 31391, 62782, 345301, 690602, 11897189, 23794378, 130869079, 261738158]

約数ペア:

[(1, 261738158), (2, 130869079), (11, 23794378), (22, 11897189), (379, 690602), (758, 345301), (4169, 62782), (8338, 31391)]