28669473

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4253}}^1$

素因数の和:4373

約数の個数: 24

約数和(自身を含む): 47780928

約数和(自身を除く): 19111455

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 4253, 6741, 12759, 29771, 38277, 89313, 267939, 455071, 1365213, 3185497, 4095639, 9556491, 28669473]

約数ペア:

[(1, 28669473), (3, 9556491), (7, 4095639), (9, 3185497), (21, 1365213), (63, 455071), (107, 267939), (321, 89313), (749, 38277), (963, 29771), (2247, 12759), (4253, 6741)]