131521663

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{3433}}^1$

素因数の和:3874

約数の個数: 16

約数和(自身を含む): 162304576

約数和(自身を除く): 30782913

約数列:

[1, 7, 13, 91, 421, 2947, 3433, 5473, 24031, 38311, 44629, 312403, 1445293, 10117051, 18788809, 131521663]

約数ペア:

[(1, 131521663), (7, 18788809), (13, 10117051), (91, 1445293), (421, 312403), (2947, 44629), (3433, 38311), (5473, 24031)]