28568547

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4013}}^1$

素因数の和:4139

約数の個数: 24

約数和(自身を含む): 47589984

約数和(自身を除く): 19021437

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 4013, 7119, 12039, 28091, 36117, 84273, 252819, 453469, 1360407, 3174283, 4081221, 9522849, 28568547]

約数ペア:

[(1, 28568547), (3, 9522849), (7, 4081221), (9, 3174283), (21, 1360407), (63, 453469), (113, 252819), (339, 84273), (791, 36117), (1017, 28091), (2373, 12039), (4013, 7119)]