156640905

素因数分解:

$3^3\times 5^1\times {\mathrm{1160303}}^1$

素因数の和:1160317

約数の個数: 16

約数和(自身を含む): 278472960

約数和(自身を除く): 121832055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1160303, 3480909, 5801515, 10442727, 17404545, 31328181, 52213635, 156640905]

約数ペア:

[(1, 156640905), (3, 52213635), (5, 31328181), (9, 17404545), (15, 10442727), (27, 5801515), (45, 3480909), (135, 1160303)]