129481885

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{4943}}^1$

素因数の和:5005

約数の個数: 24

約数和(自身を含む): 173712384

約数和(自身を除く): 44230499

約数列:

[1, 5, 13, 31, 65, 155, 169, 403, 845, 2015, 4943, 5239, 24715, 26195, 64259, 153233, 321295, 766165, 835367, 1992029, 4176835, 9960145, 25896377, 129481885]

約数ペア:

[(1, 129481885), (5, 25896377), (13, 9960145), (31, 4176835), (65, 1992029), (155, 835367), (169, 766165), (403, 321295), (845, 153233), (2015, 64259), (4943, 26195), (5239, 24715)]