12689495

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^2$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 18854304

約数和(自身を除く): 6164809

約数列:

[1, 5, 7, 13, 35, 65, 91, 167, 455, 835, 1169, 2171, 5845, 10855, 15197, 27889, 75985, 139445, 195223, 362557, 976115, 1812785, 2537899, 12689495]

約数ペア:

[(1, 12689495), (5, 2537899), (7, 1812785), (13, 976115), (35, 362557), (65, 195223), (91, 139445), (167, 75985), (455, 27889), (835, 15197), (1169, 10855), (2171, 5845)]