247191507

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{3169}}^1$

素因数の和:3294

約数の個数: 28

約数和(自身を含む): 374199480

約数和(自身を除く): 127007973

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 729, 963, 2889, 3169, 8667, 9507, 26001, 28521, 78003, 85563, 256689, 339083, 770067, 1017249, 2310201, 3051747, 9155241, 27465723, 82397169, 247191507]

約数ペア:

[(1, 247191507), (3, 82397169), (9, 27465723), (27, 9155241), (81, 3051747), (107, 2310201), (243, 1017249), (321, 770067), (729, 339083), (963, 256689), (2889, 85563), (3169, 78003), (8667, 28521), (9507, 26001)]