9991509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4519}}^1$

素因数の和:4600

約数の個数: 16

約数和(自身を含む): 14753280

約数和(自身を除く): 4761771

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 4519, 13557, 49709, 149127, 302773, 908319, 3330503, 9991509]

約数ペア:

[(1, 9991509), (3, 3330503), (11, 908319), (33, 302773), (67, 149127), (201, 49709), (737, 13557), (2211, 4519)]