85383315

素因数分解:

$3^4\times 5^1\times {\mathrm{210823}}^1$

素因数の和:210840

約数の個数: 20

約数和(自身を含む): 153058224

約数和(自身を除く): 67674909

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 210823, 632469, 1054115, 1897407, 3162345, 5692221, 9487035, 17076663, 28461105, 85383315]

約数ペア:

[(1, 85383315), (3, 28461105), (5, 17076663), (9, 9487035), (15, 5692221), (27, 3162345), (45, 1897407), (81, 1054115), (135, 632469), (405, 210823)]