12391249

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 15020640

約数和(自身を除く): 2629391

約数列:

[1, 13, 17, 19, 169, 221, 227, 247, 323, 2873, 2951, 3211, 3859, 4199, 4313, 38363, 50167, 54587, 56069, 73321, 652171, 728897, 953173, 12391249]

約数ペア:

[(1, 12391249), (13, 953173), (17, 728897), (19, 652171), (169, 73321), (221, 56069), (227, 54587), (247, 50167), (323, 38363), (2873, 4313), (2951, 4199), (3211, 3859)]