6642839

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 7904256

約数和(自身を除く): 1261417

約数列:

[1, 7, 47, 61, 329, 331, 427, 2317, 2867, 15557, 20069, 20191, 108899, 141337, 948977, 6642839]

約数ペア:

[(1, 6642839), (7, 948977), (47, 141337), (61, 108899), (329, 20191), (331, 20069), (427, 15557), (2317, 2867)]