72186947

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4561}}^1$

素因数の和:4611

約数の個数: 24

約数和(自身を含む): 93612240

約数和(自身を除く): 21425293

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 2261, 4561, 15827, 31927, 77537, 86659, 223489, 542759, 606613, 1473203, 3799313, 4246291, 10312421, 72186947]

約数ペア:

[(1, 72186947), (7, 10312421), (17, 4246291), (19, 3799313), (49, 1473203), (119, 606613), (133, 542759), (323, 223489), (833, 86659), (931, 77537), (2261, 31927), (4561, 15827)]