77380947

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2589

約数の個数: 48

約数和(自身を含む): 139207680

約数和(自身を除く): 61826733

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 441, 483, 621, 1127, 1323, 1449, 2543, 3381, 4347, 7629, 10143, 17801, 22887, 30429, 53403, 58489, 68661, 124607, 160209, 175467, 373821, 409423, 480627, 526401, 1121463, 1228269, 1579203, 2865961, 3364389, 3684807, 8597883, 11054421, 25793649, 77380947]

約数ペア:

[(1, 77380947), (3, 25793649), (7, 11054421), (9, 8597883), (21, 3684807), (23, 3364389), (27, 2865961), (49, 1579203), (63, 1228269), (69, 1121463), (147, 526401), (161, 480627), (189, 409423), (207, 373821), (441, 175467), (483, 160209), (621, 124607), (1127, 68661), (1323, 58489), (1449, 53403), (2543, 30429), (3381, 22887), (4347, 17801), (7629, 10143)]