201675987

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{80317}}^1$

素因数の和:80360

約数の個数: 20

約数和(自身を含む): 310991296

約数和(自身を除く): 109315309

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 80317, 240951, 722853, 2168559, 2489827, 6505677, 7469481, 22408443, 67225329, 201675987]

約数ペア:

[(1, 201675987), (3, 67225329), (9, 22408443), (27, 7469481), (31, 6505677), (81, 2489827), (93, 2168559), (279, 722853), (837, 240951), (2511, 80317)]