9145143

素因数分解:

$3^4\times 7^1\times {\mathrm{127}}^2$

素因数の和:273

約数の個数: 30

約数和(自身を含む): 15736776

約数和(自身を除く): 6591633

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 3429, 8001, 10287, 16129, 24003, 48387, 72009, 112903, 145161, 338709, 435483, 1016127, 1306449, 3048381, 9145143]

約数ペア:

[(1, 9145143), (3, 3048381), (7, 1306449), (9, 1016127), (21, 435483), (27, 338709), (63, 145161), (81, 112903), (127, 72009), (189, 48387), (381, 24003), (567, 16129), (889, 10287), (1143, 8001), (2667, 3429)]