221738495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139021}}^1$

素因数の和:139066

約数の個数: 16

約数和(自身を含む): 300287520

約数和(自身を除く): 78549025

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 139021, 695105, 1529231, 4031609, 7646155, 20158045, 44347699, 221738495]

約数ペア:

[(1, 221738495), (5, 44347699), (11, 20158045), (29, 7646155), (55, 4031609), (145, 1529231), (319, 695105), (1595, 139021)]