28305354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 71165952

約数和(自身を除く): 42860598

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 197, 231, 311, 394, 462, 591, 622, 933, 1182, 1379, 1866, 2167, 2177, 2758, 3421, 4137, 4334, 4354, 6501, 6531, 6842, 8274, 10263, 13002, 13062, 15169, 20526, 23947, 30338, 45507, 47894, 61267, 71841, 91014, 122534, 143682, 183801, 367602, 428869, 673937, 857738, 1286607, 1347874, 2021811, 2573214, 4043622, 4717559, 9435118, 14152677, 28305354]

約数ペア:

[(1, 28305354), (2, 14152677), (3, 9435118), (6, 4717559), (7, 4043622), (11, 2573214), (14, 2021811), (21, 1347874), (22, 1286607), (33, 857738), (42, 673937), (66, 428869), (77, 367602), (154, 183801), (197, 143682), (231, 122534), (311, 91014), (394, 71841), (462, 61267), (591, 47894), (622, 45507), (933, 30338), (1182, 23947), (1379, 20526), (1866, 15169), (2167, 13062), (2177, 13002), (2758, 10263), (3421, 8274), (4137, 6842), (4334, 6531), (4354, 6501)]