221587588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1249}}^1\times {\mathrm{2609}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 411075000

約数和(自身を除く): 189487412

約数列:

[1, 2, 4, 17, 34, 68, 1249, 2498, 2609, 4996, 5218, 10436, 21233, 42466, 44353, 84932, 88706, 177412, 3258641, 6517282, 13034564, 55396897, 110793794, 221587588]

約数ペア:

[(1, 221587588), (2, 110793794), (4, 55396897), (17, 13034564), (34, 6517282), (68, 3258641), (1249, 177412), (2498, 88706), (2609, 84932), (4996, 44353), (5218, 42466), (10436, 21233)]