8921577

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 13970016

約数和(自身を除く): 5048439

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 443, 959, 1329, 2877, 3101, 6713, 9303, 20139, 21707, 60691, 65121, 182073, 424837, 1274511, 2973859, 8921577]

約数ペア:

[(1, 8921577), (3, 2973859), (7, 1274511), (21, 424837), (49, 182073), (137, 65121), (147, 60691), (411, 21707), (443, 20139), (959, 9303), (1329, 6713), (2877, 3101)]