256303335

素因数分解:

$3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{21121}}^1$

素因数の和:21938

約数の個数: 16

約数和(自身を含む): 410611680

約数和(自身を除く): 154308345

約数列:

[1, 3, 5, 15, 809, 2427, 4045, 12135, 21121, 63363, 105605, 316815, 17086889, 51260667, 85434445, 256303335]

約数ペア:

[(1, 256303335), (3, 85434445), (5, 51260667), (15, 17086889), (809, 316815), (2427, 105605), (4045, 63363), (12135, 21121)]