80125281

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{6551}}^1$

素因数の和:6714

約数の個数: 20

約数和(自身を含む): 120504384

約数和(自身を除く): 40379103

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 6551, 12231, 19653, 58959, 176877, 530631, 989201, 2967603, 8902809, 26708427, 80125281]

約数ペア:

[(1, 80125281), (3, 26708427), (9, 8902809), (27, 2967603), (81, 989201), (151, 530631), (453, 176877), (1359, 58959), (4077, 19653), (6551, 12231)]