12258415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 16206480

約数和(自身を除く): 3948065

約数列:

[1, 5, 13, 65, 89, 163, 169, 445, 815, 845, 1157, 2119, 5785, 10595, 14507, 15041, 27547, 72535, 75205, 137735, 188591, 942955, 2451683, 12258415]

約数ペア:

[(1, 12258415), (5, 2451683), (13, 942955), (65, 188591), (89, 137735), (163, 75205), (169, 72535), (445, 27547), (815, 15041), (845, 14507), (1157, 10595), (2119, 5785)]