206563905

素因数分解:

$3^3\times 5^1\times {\mathrm{1530103}}^1$

素因数の和:1530117

約数の個数: 16

約数和(自身を含む): 367224960

約数和(自身を除く): 160661055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1530103, 4590309, 7650515, 13770927, 22951545, 41312781, 68854635, 206563905]

約数ペア:

[(1, 206563905), (3, 68854635), (5, 41312781), (9, 22951545), (15, 13770927), (27, 7650515), (45, 4590309), (135, 1530103)]