217290056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1597721}}^1$

素因数の和:1597744

約数の個数: 16

約数和(自身を含む): 431384940

約数和(自身を除く): 214094884

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1597721, 3195442, 6390884, 12781768, 27161257, 54322514, 108645028, 217290056]

約数ペア:

[(1, 217290056), (2, 108645028), (4, 54322514), (8, 27161257), (17, 12781768), (34, 6390884), (68, 3195442), (136, 1597721)]