28403778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1511}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 61471872

約数和(自身を除く): 33068094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241, 482, 723, 1446, 1511, 3022, 3133, 4533, 6266, 9066, 9399, 18798, 19643, 39286, 58929, 117858, 364151, 728302, 1092453, 2184906, 4733963, 9467926, 14201889, 28403778]

約数ペア:

[(1, 28403778), (2, 14201889), (3, 9467926), (6, 4733963), (13, 2184906), (26, 1092453), (39, 728302), (78, 364151), (241, 117858), (482, 58929), (723, 39286), (1446, 19643), (1511, 18798), (3022, 9399), (3133, 9066), (4533, 6266)]