1721054188

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{5087}}^1$

素因数の和:5422

約数の個数: 48

約数和(自身を含む): 3535386624

約数和(自身を除く): 1814332436

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 281, 301, 562, 602, 1124, 1204, 1967, 3934, 5087, 7868, 10174, 12083, 20348, 24166, 35609, 48332, 71218, 84581, 142436, 169162, 218741, 338324, 437482, 874964, 1429447, 1531187, 2858894, 3062374, 5717788, 6124748, 10006129, 20012258, 40024516, 61466221, 122932442, 245864884, 430263547, 860527094, 1721054188]

約数ペア:

[(1, 1721054188), (2, 860527094), (4, 430263547), (7, 245864884), (14, 122932442), (28, 61466221), (43, 40024516), (86, 20012258), (172, 10006129), (281, 6124748), (301, 5717788), (562, 3062374), (602, 2858894), (1124, 1531187), (1204, 1429447), (1967, 874964), (3934, 437482), (5087, 338324), (7868, 218741), (10174, 169162), (12083, 142436), (20348, 84581), (24166, 71218), (35609, 48332)]