9990747

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5023}}^1$

素因数の和:5059

約数の個数: 24

約数和(自身を含む): 16458624

約数和(自身を除く): 6467877

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 5023, 15069, 45207, 65299, 85391, 195897, 256173, 587691, 768519, 1110083, 3330249, 9990747]

約数ペア:

[(1, 9990747), (3, 3330249), (9, 1110083), (13, 768519), (17, 587691), (39, 256173), (51, 195897), (117, 85391), (153, 65299), (221, 45207), (663, 15069), (1989, 5023)]