207282915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{547}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 422968320

約数和(自身を除く): 215685405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 401, 547, 945, 1203, 1641, 2005, 2735, 2807, 3609, 3829, 4923, 6015, 8205, 8421, 10827, 11487, 14035, 14769, 18045, 19145, 24615, 25263, 34461, 42105, 54135, 57435, 73845, 75789, 103383, 126315, 172305, 219347, 378945, 516915, 658041, 1096735, 1535429, 1974123, 3290205, 4606287, 5922369, 7677145, 9870615, 13818861, 23031435, 29611845, 41456583, 69094305, 207282915]

約数ペア:

[(1, 207282915), (3, 69094305), (5, 41456583), (7, 29611845), (9, 23031435), (15, 13818861), (21, 9870615), (27, 7677145), (35, 5922369), (45, 4606287), (63, 3290205), (105, 1974123), (135, 1535429), (189, 1096735), (315, 658041), (401, 516915), (547, 378945), (945, 219347), (1203, 172305), (1641, 126315), (2005, 103383), (2735, 75789), (2807, 73845), (3609, 57435), (3829, 54135), (4923, 42105), (6015, 34461), (8205, 25263), (8421, 24615), (10827, 19145), (11487, 18045), (14035, 14769)]