13128835

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 16117920

約数和(自身を除く): 2989085

約数列:

[1, 5, 89, 163, 181, 445, 815, 905, 14507, 16109, 29503, 72535, 80545, 147515, 2625767, 13128835]

約数ペア:

[(1, 13128835), (5, 2625767), (89, 147515), (163, 80545), (181, 72535), (445, 29503), (815, 16109), (905, 14507)]