66212721

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{22093}}^1$

素因数の和:22142

約数の個数: 20

約数和(自身を含む): 101588212

約数和(自身を除く): 35375491

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 22093, 66279, 198837, 596511, 817441, 1789533, 2452323, 7356969, 22070907, 66212721]

約数ペア:

[(1, 66212721), (3, 22070907), (9, 7356969), (27, 2452323), (37, 1789533), (81, 817441), (111, 596511), (333, 198837), (999, 66279), (2997, 22093)]