28539515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4729}}^1$

素因数の和:4822

約数の個数: 16

約数和(自身を含む): 36780480

約数和(自身を除く): 8240965

約数列:

[1, 5, 17, 71, 85, 355, 1207, 4729, 6035, 23645, 80393, 335759, 401965, 1678795, 5707903, 28539515]

約数ペア:

[(1, 28539515), (5, 5707903), (17, 1678795), (71, 401965), (85, 335759), (355, 80393), (1207, 23645), (4729, 6035)]