261640322

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1\times {\mathrm{4679}}^1$

素因数の和:5137

約数の個数: 16

約数和(自身を含む): 398960640

約数和(自身を除く): 137320318

約数列:

[1, 2, 73, 146, 383, 766, 4679, 9358, 27959, 55918, 341567, 683134, 1792057, 3584114, 130820161, 261640322]

約数ペア:

[(1, 261640322), (2, 130820161), (73, 3584114), (146, 1792057), (383, 683134), (766, 341567), (4679, 55918), (9358, 27959)]