16218215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4229}}^1$

素因数の和:4306

約数の個数: 16

約数和(自身を含む): 21319200

約数和(自身を除く): 5100985

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 4229, 21145, 54977, 249511, 274885, 1247555, 3243643, 16218215]

約数ペア:

[(1, 16218215), (5, 3243643), (13, 1247555), (59, 274885), (65, 249511), (295, 54977), (767, 21145), (3835, 4229)]