13247885

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2351}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 19305216

約数和(自身を除く): 6057331

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2351, 5635, 11755, 16457, 54073, 82285, 115199, 270365, 378511, 575995, 1892555, 2649577, 13247885]

約数ペア:

[(1, 13247885), (5, 2649577), (7, 1892555), (23, 575995), (35, 378511), (49, 270365), (115, 115199), (161, 82285), (245, 54073), (805, 16457), (1127, 11755), (2351, 5635)]