28949648

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 70412160

約数和(自身を除く): 41462512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 59, 91, 104, 112, 118, 182, 208, 236, 337, 364, 413, 472, 674, 728, 767, 826, 944, 1348, 1456, 1534, 1652, 2359, 2696, 3068, 3304, 4381, 4718, 5369, 5392, 6136, 6608, 8762, 9436, 10738, 12272, 17524, 18872, 19883, 21476, 30667, 35048, 37744, 39766, 42952, 61334, 70096, 79532, 85904, 122668, 139181, 159064, 245336, 258479, 278362, 318128, 490672, 516958, 556724, 1033916, 1113448, 1809353, 2067832, 2226896, 3618706, 4135664, 7237412, 14474824, 28949648]

約数ペア:

[(1, 28949648), (2, 14474824), (4, 7237412), (7, 4135664), (8, 3618706), (13, 2226896), (14, 2067832), (16, 1809353), (26, 1113448), (28, 1033916), (52, 556724), (56, 516958), (59, 490672), (91, 318128), (104, 278362), (112, 258479), (118, 245336), (182, 159064), (208, 139181), (236, 122668), (337, 85904), (364, 79532), (413, 70096), (472, 61334), (674, 42952), (728, 39766), (767, 37744), (826, 35048), (944, 30667), (1348, 21476), (1456, 19883), (1534, 18872), (1652, 17524), (2359, 12272), (2696, 10738), (3068, 9436), (3304, 8762), (4381, 6608), (4718, 6136), (5369, 5392)]