331350021

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{27091}}^1$

素因数の和:27254

約数の個数: 20

約数和(自身を含む): 498276064

約数和(自身を除く): 166926043

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 27091, 81273, 243819, 731457, 2194371, 4090741, 12272223, 36816669, 110450007, 331350021]

約数ペア:

[(1, 331350021), (3, 110450007), (9, 36816669), (27, 12272223), (81, 4090741), (151, 2194371), (453, 731457), (1359, 243819), (4077, 81273), (12231, 27091)]