17243247

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2861}}^1$

素因数の和:2919

約数の個数: 24

約数和(自身を含む): 27406512

約数和(自身を除く): 10163265

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2861, 6027, 8583, 20027, 60081, 117301, 140189, 351903, 420567, 821107, 2463321, 5747749, 17243247]

約数ペア:

[(1, 17243247), (3, 5747749), (7, 2463321), (21, 821107), (41, 420567), (49, 351903), (123, 140189), (147, 117301), (287, 60081), (861, 20027), (2009, 8583), (2861, 6027)]