28246456

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 35620424

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 106, 124, 212, 217, 248, 307, 371, 424, 434, 614, 742, 868, 1228, 1484, 1643, 1736, 2149, 2456, 2968, 3286, 4298, 6572, 8596, 9517, 11501, 13144, 16271, 17192, 19034, 23002, 32542, 38068, 46004, 65084, 66619, 76136, 92008, 113897, 130168, 133238, 227794, 266476, 455588, 504401, 532952, 911176, 1008802, 2017604, 3530807, 4035208, 7061614, 14123228, 28246456]

約数ペア:

[(1, 28246456), (2, 14123228), (4, 7061614), (7, 4035208), (8, 3530807), (14, 2017604), (28, 1008802), (31, 911176), (53, 532952), (56, 504401), (62, 455588), (106, 266476), (124, 227794), (212, 133238), (217, 130168), (248, 113897), (307, 92008), (371, 76136), (424, 66619), (434, 65084), (614, 46004), (742, 38068), (868, 32542), (1228, 23002), (1484, 19034), (1643, 17192), (1736, 16271), (2149, 13144), (2456, 11501), (2968, 9517), (3286, 8596), (4298, 6572)]