27887643

素因数分解:

$3^2\times 7^1\times {\mathrm{599}}^1\times {\mathrm{739}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 46176000

約数和(自身を除く): 18288357

約数列:

[1, 3, 7, 9, 21, 63, 599, 739, 1797, 2217, 4193, 5173, 5391, 6651, 12579, 15519, 37737, 46557, 442661, 1327983, 3098627, 3983949, 9295881, 27887643]

約数ペア:

[(1, 27887643), (3, 9295881), (7, 3983949), (9, 3098627), (21, 1327983), (63, 442661), (599, 46557), (739, 37737), (1797, 15519), (2217, 12579), (4193, 6651), (5173, 5391)]