28457517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{11813}}^1$

素因数の和:11900

約数の個数: 16

約数和(自身を含む): 41963328

約数和(自身を除く): 13505811

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 11813, 35439, 129943, 389829, 862349, 2587047, 9485839, 28457517]

約数ペア:

[(1, 28457517), (3, 9485839), (11, 2587047), (33, 862349), (73, 389829), (219, 129943), (803, 35439), (2409, 11813)]