40392513

素因数分解:

$3^4\times 7^2\times {\mathrm{10177}}^1$

素因数の和:10203

約数の個数: 30

約数和(自身を含む): 70197666

約数和(自身を除く): 29805153

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 10177, 30531, 71239, 91593, 213717, 274779, 498673, 641151, 824337, 1496019, 1923453, 4488057, 5770359, 13464171, 40392513]

約数ペア:

[(1, 40392513), (3, 13464171), (7, 5770359), (9, 4488057), (21, 1923453), (27, 1496019), (49, 824337), (63, 641151), (81, 498673), (147, 274779), (189, 213717), (441, 91593), (567, 71239), (1323, 30531), (3969, 10177)]