127988265

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{208111}}^1$

素因数の和:208160

約数の個数: 16

約数和(自身を含む): 209776896

約数和(自身を除く): 81788631

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 208111, 624333, 1040555, 3121665, 8532551, 25597653, 42662755, 127988265]

約数ペア:

[(1, 127988265), (3, 42662755), (5, 25597653), (15, 8532551), (41, 3121665), (123, 1040555), (205, 624333), (615, 208111)]