1291745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 2032128

約数和(自身を除く): 740383

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 167, 221, 455, 595, 835, 1105, 1169, 1547, 2171, 2839, 5845, 7735, 10855, 14195, 15197, 19873, 36907, 75985, 99365, 184535, 258349, 1291745]

約数ペア:

[(1, 1291745), (5, 258349), (7, 184535), (13, 99365), (17, 75985), (35, 36907), (65, 19873), (85, 15197), (91, 14195), (119, 10855), (167, 7735), (221, 5845), (455, 2839), (595, 2171), (835, 1547), (1105, 1169)]