1728

素因数分解:

$2^6\times 3^3$

素因数の和:21

約数の個数: 28

約数和(自身を含む): 5080

約数和(自身を除く): 3352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728]

約数ペア:

[(1, 1728), (2, 864), (3, 576), (4, 432), (6, 288), (8, 216), (9, 192), (12, 144), (16, 108), (18, 96), (24, 72), (27, 64), (32, 54), (36, 48)]