1308717

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 20

約数和(自身を含む): 1986336

約数和(自身を除く): 677619

約数列:

[1, 3, 9, 27, 81, 107, 151, 321, 453, 963, 1359, 2889, 4077, 8667, 12231, 16157, 48471, 145413, 436239, 1308717]

約数ペア:

[(1, 1308717), (3, 436239), (9, 145413), (27, 48471), (81, 16157), (107, 12231), (151, 8667), (321, 4077), (453, 2889), (963, 1359)]