86563809

素因数分解:

$3^4\times {\mathrm{809}}^1\times {\mathrm{1321}}^1$

素因数の和:2142

約数の個数: 20

約数和(自身を含む): 129569220

約数和(自身を除く): 43005411

約数列:

[1, 3, 9, 27, 81, 809, 1321, 2427, 3963, 7281, 11889, 21843, 35667, 65529, 107001, 1068689, 3206067, 9618201, 28854603, 86563809]

約数ペア:

[(1, 86563809), (3, 28854603), (9, 9618201), (27, 3206067), (81, 1068689), (809, 107001), (1321, 65529), (2427, 35667), (3963, 21843), (7281, 11889)]