201656547

素因数分解:

$3^4\times {\mathrm{397}}^1\times {\mathrm{6271}}^1$

素因数の和:6680

約数の個数: 20

約数和(自身を含む): 302046976

約数和(自身を除く): 100390429

約数列:

[1, 3, 9, 27, 81, 397, 1191, 3573, 6271, 10719, 18813, 32157, 56439, 169317, 507951, 2489587, 7468761, 22406283, 67218849, 201656547]

約数ペア:

[(1, 201656547), (3, 67218849), (9, 22406283), (27, 7468761), (81, 2489587), (397, 507951), (1191, 169317), (3573, 56439), (6271, 32157), (10719, 18813)]