28354285

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3121}}^1$

素因数の和:3228

約数の個数: 16

約数和(自身を含む): 35965440

約数和(自身を除く): 7611155

約数列:

[1, 5, 23, 79, 115, 395, 1817, 3121, 9085, 15605, 71783, 246559, 358915, 1232795, 5670857, 28354285]

約数ペア:

[(1, 28354285), (5, 5670857), (23, 1232795), (79, 358915), (115, 246559), (395, 71783), (1817, 15605), (3121, 9085)]