17964023

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 22880256

約数和(自身を除く): 4916233

約数列:

[1, 7, 11, 77, 121, 127, 167, 847, 889, 1169, 1397, 1837, 9779, 12859, 15367, 20207, 21209, 107569, 141449, 148463, 233299, 1633093, 2566289, 17964023]

約数ペア:

[(1, 17964023), (7, 2566289), (11, 1633093), (77, 233299), (121, 148463), (127, 141449), (167, 107569), (847, 21209), (889, 20207), (1169, 15367), (1397, 12859), (1837, 9779)]