28784778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2521}}^1$

素因数の和:2710

約数の個数: 32

約数和(自身を含む): 63191232

約数和(自身を除く): 34406454

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 173, 346, 519, 1038, 1903, 2521, 3806, 5042, 5709, 7563, 11418, 15126, 27731, 55462, 83193, 166386, 436133, 872266, 1308399, 2616798, 4797463, 9594926, 14392389, 28784778]

約数ペア:

[(1, 28784778), (2, 14392389), (3, 9594926), (6, 4797463), (11, 2616798), (22, 1308399), (33, 872266), (66, 436133), (173, 166386), (346, 83193), (519, 55462), (1038, 27731), (1903, 15126), (2521, 11418), (3806, 7563), (5042, 5709)]