9147663

素因数分解:

$3^2\times 7^2\times {\mathrm{20743}}^1$

素因数の和:20763

約数の個数: 18

約数和(自身を含む): 15371304

約数和(自身を除く): 6223641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 20743, 62229, 145201, 186687, 435603, 1016407, 1306809, 3049221, 9147663]

約数ペア:

[(1, 9147663), (3, 3049221), (7, 1306809), (9, 1016407), (21, 435603), (49, 186687), (63, 145201), (147, 62229), (441, 20743)]