17751717

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{3271}}^1$

素因数の和:3350

約数の個数: 20

約数和(自身を含む): 26922016

約数和(自身を除く): 9170299

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 3271, 5427, 9813, 29439, 88317, 219157, 264951, 657471, 1972413, 5917239, 17751717]

約数ペア:

[(1, 17751717), (3, 5917239), (9, 1972413), (27, 657471), (67, 264951), (81, 219157), (201, 88317), (603, 29439), (1809, 9813), (3271, 5427)]