828001521

素因数分解:

$3^4\times {\mathrm{997}}^1\times {\mathrm{10253}}^1$

素因数の和:11262

約数の個数: 20

約数和(自身を含む): 1238252532

約数和(自身を除く): 410251011

約数列:

[1, 3, 9, 27, 81, 997, 2991, 8973, 10253, 26919, 30759, 80757, 92277, 276831, 830493, 10222241, 30666723, 92000169, 276000507, 828001521]

約数ペア:

[(1, 828001521), (3, 276000507), (9, 92000169), (27, 30666723), (81, 10222241), (997, 830493), (2991, 276831), (8973, 92277), (10253, 80757), (26919, 30759)]