15800427

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{2011}}^1$

素因数の和:2120

約数の個数: 20

約数和(自身を含む): 23858296

約数和(自身を除く): 8057869

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2011, 2619, 6033, 7857, 18099, 54297, 162891, 195067, 585201, 1755603, 5266809, 15800427]

約数ペア:

[(1, 15800427), (3, 5266809), (9, 1755603), (27, 585201), (81, 195067), (97, 162891), (291, 54297), (873, 18099), (2011, 7857), (2619, 6033)]