165920715

素因数分解:

$3^2\times 5^1\times {\mathrm{3687127}}^1$

素因数の和:3687138

約数の個数: 12

約数和(自身を含む): 287595984

約数和(自身を除く): 121675269

約数列:

[1, 3, 5, 9, 15, 45, 3687127, 11061381, 18435635, 33184143, 55306905, 165920715]

約数ペア:

[(1, 165920715), (3, 55306905), (5, 33184143), (9, 18435635), (15, 11061381), (45, 3687127)]