71320419

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{6427}}^1$

素因数の和:6576

約数の個数: 20

約数和(自身を含む): 107334744

約数和(自身を除く): 36014325

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 6427, 11097, 19281, 57843, 173529, 520587, 880499, 2641497, 7924491, 23773473, 71320419]

約数ペア:

[(1, 71320419), (3, 23773473), (9, 7924491), (27, 2641497), (81, 880499), (137, 520587), (411, 173529), (1233, 57843), (3699, 19281), (6427, 11097)]