23139711

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 39267072

約数和(自身を除く): 16127361

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 383, 411, 441, 959, 1149, 1233, 2681, 2877, 3447, 6713, 8043, 8631, 18767, 20139, 24129, 52471, 56301, 60417, 157413, 168903, 367297, 472239, 1101891, 2571079, 3305673, 7713237, 23139711]

約数ペア:

[(1, 23139711), (3, 7713237), (7, 3305673), (9, 2571079), (21, 1101891), (49, 472239), (63, 367297), (137, 168903), (147, 157413), (383, 60417), (411, 56301), (441, 52471), (959, 24129), (1149, 20139), (1233, 18767), (2681, 8631), (2877, 8043), (3447, 6713)]