23708503

素因数分解:

$7^3\times {\mathrm{13}}^2\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 24

約数和(自身を含む): 30012000

約数和(自身を除く): 6303497

約数列:

[1, 7, 13, 49, 91, 169, 343, 409, 637, 1183, 2863, 4459, 5317, 8281, 20041, 37219, 57967, 69121, 140287, 260533, 483847, 1823731, 3386929, 23708503]

約数ペア:

[(1, 23708503), (7, 3386929), (13, 1823731), (49, 483847), (91, 260533), (169, 140287), (343, 69121), (409, 57967), (637, 37219), (1183, 20041), (2863, 8281), (4459, 5317)]