123189921

素因数分解:

$3^2\times {\mathrm{239}}^1\times {\mathrm{57271}}^1$

素因数の和:57516

約数の個数: 12

約数和(自身を含む): 178688640

約数和(自身を除く): 55498719

約数列:

[1, 3, 9, 239, 717, 2151, 57271, 171813, 515439, 13687769, 41063307, 123189921]

約数ペア:

[(1, 123189921), (3, 41063307), (9, 13687769), (239, 515439), (717, 171813), (2151, 57271)]