31785879

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7639}}^1$

素因数の和:7734

約数の個数: 16

約数和(自身を含む): 45228800

約数和(自身を除く): 13442921

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 7639, 22917, 145141, 435423, 557647, 1672941, 10595293, 31785879]

約数ペア:

[(1, 31785879), (3, 10595293), (19, 1672941), (57, 557647), (73, 435423), (219, 145141), (1387, 22917), (4161, 7639)]