2128945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4679}}^1$

素因数の和:4704

約数の個数: 16

約数和(自身を含む): 3144960

約数和(自身を除く): 1016015

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4679, 23395, 32753, 60827, 163765, 304135, 425789, 2128945]

約数ペア:

[(1, 2128945), (5, 425789), (7, 304135), (13, 163765), (35, 60827), (65, 32753), (91, 23395), (455, 4679)]