9390745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20639}}^1$

素因数の和:20664

約数の個数: 16

約数和(自身を含む): 13870080

約数和(自身を除く): 4479335

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 20639, 103195, 144473, 268307, 722365, 1341535, 1878149, 9390745]

約数ペア:

[(1, 9390745), (5, 1878149), (7, 1341535), (13, 722365), (35, 268307), (65, 144473), (91, 103195), (455, 20639)]