64581165

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 126501120

約数和(自身を除く): 61919955

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 157, 165, 277, 297, 471, 495, 785, 831, 1385, 1413, 1485, 1727, 2355, 2493, 3047, 4155, 4239, 5181, 7065, 7479, 8635, 9141, 12465, 15235, 15543, 21195, 25905, 27423, 37395, 43489, 45705, 46629, 77715, 82269, 130467, 137115, 217445, 233145, 391401, 411345, 478379, 652335, 1174203, 1435137, 1957005, 2391895, 4305411, 5871015, 7175685, 12916233, 21527055, 64581165]

約数ペア:

[(1, 64581165), (3, 21527055), (5, 12916233), (9, 7175685), (11, 5871015), (15, 4305411), (27, 2391895), (33, 1957005), (45, 1435137), (55, 1174203), (99, 652335), (135, 478379), (157, 411345), (165, 391401), (277, 233145), (297, 217445), (471, 137115), (495, 130467), (785, 82269), (831, 77715), (1385, 46629), (1413, 45705), (1485, 43489), (1727, 37395), (2355, 27423), (2493, 25905), (3047, 21195), (4155, 15543), (4239, 15235), (5181, 12465), (7065, 9141), (7479, 8635)]