219914547

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{3433}}^1$

素因数の和:3730

約数の個数: 16

約数和(自身を含む): 297356928

約数和(自身を除く): 77442381

約数列:

[1, 3, 131, 163, 393, 489, 3433, 10299, 21353, 64059, 449723, 559579, 1349169, 1678737, 73304849, 219914547]

約数ペア:

[(1, 219914547), (3, 73304849), (131, 1678737), (163, 1349169), (393, 559579), (489, 449723), (3433, 64059), (10299, 21353)]