67290669

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{4217}}^1$

素因数の和:4426

約数の個数: 20

約数和(自身を含む): 101054844

約数和(自身を除く): 33764175

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 4217, 5319, 12651, 15957, 37953, 113859, 341577, 830749, 2492247, 7476741, 22430223, 67290669]

約数ペア:

[(1, 67290669), (3, 22430223), (9, 7476741), (27, 2492247), (81, 830749), (197, 341577), (591, 113859), (1773, 37953), (4217, 15957), (5319, 12651)]