81332315

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{3511}}^1$

素因数の和:3670

約数の個数: 16

約数和(自身を含む): 100892736

約数和(自身を除く): 19560421

約数列:

[1, 5, 41, 113, 205, 565, 3511, 4633, 17555, 23165, 143951, 396743, 719755, 1983715, 16266463, 81332315]

約数ペア:

[(1, 81332315), (5, 16266463), (41, 1983715), (113, 719755), (205, 396743), (565, 143951), (3511, 23165), (4633, 17555)]