156029985

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{25309}}^1$

素因数の和:25457

約数の個数: 24

約数和(自身を含む): 272436840

約数和(自身を除く): 116406855

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 25309, 75927, 126545, 227781, 379635, 1138905, 3467333, 10401999, 17336665, 31205997, 52009995, 156029985]

約数ペア:

[(1, 156029985), (3, 52009995), (5, 31205997), (9, 17336665), (15, 10401999), (45, 3467333), (137, 1138905), (411, 379635), (685, 227781), (1233, 126545), (2055, 75927), (6165, 25309)]