28641279

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{937}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 39981312

約数和(自身を除く): 11340033

約数列:

[1, 3, 23, 69, 443, 937, 1329, 2811, 10189, 21551, 30567, 64653, 415091, 1245273, 9547093, 28641279]

約数ペア:

[(1, 28641279), (3, 9547093), (23, 1245273), (69, 415091), (443, 64653), (937, 30567), (1329, 21551), (2811, 10189)]