814455

素因数分解:

$3^4\times 5^1\times {\mathrm{2011}}^1$

素因数の和:2028

約数の個数: 20

約数和(自身を含む): 1460712

約数和(自身を除く): 646257

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2011, 6033, 10055, 18099, 30165, 54297, 90495, 162891, 271485, 814455]

約数ペア:

[(1, 814455), (3, 271485), (5, 162891), (9, 90495), (15, 54297), (27, 30165), (45, 18099), (81, 10055), (135, 6033), (405, 2011)]