2177177859

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{655579}}^1$

素因数の和:655632

約数の個数: 20

約数和(自身を含む): 3331657560

約数和(自身を除く): 1154479701

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 655579, 1966737, 5900211, 17700633, 26878739, 53101899, 80636217, 241908651, 725725953, 2177177859]

約数ペア:

[(1, 2177177859), (3, 725725953), (9, 241908651), (27, 80636217), (41, 53101899), (81, 26878739), (123, 17700633), (369, 5900211), (1107, 1966737), (3321, 655579)]