261750771

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{44267}}^1$

素因数の和:44352

約数の個数: 20

約数和(自身を含む): 396375672

約数和(自身を除く): 134624901

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 44267, 132801, 398403, 1195209, 3231491, 3585627, 9694473, 29083419, 87250257, 261750771]

約数ペア:

[(1, 261750771), (3, 87250257), (9, 29083419), (27, 9694473), (73, 3585627), (81, 3231491), (219, 1195209), (657, 398403), (1971, 132801), (5913, 44267)]