23178717

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{4271}}^1$

素因数の和:4350

約数の個数: 20

約数和(自身を含む): 35150016

約数和(自身を除く): 11971299

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 4271, 5427, 12813, 38439, 115317, 286157, 345951, 858471, 2575413, 7726239, 23178717]

約数ペア:

[(1, 23178717), (3, 7726239), (9, 2575413), (27, 858471), (67, 345951), (81, 286157), (201, 115317), (603, 38439), (1809, 12813), (4271, 5427)]