974243354

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 1810944000

約数和(自身を除く): 836700646

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 149, 266, 298, 329, 523, 658, 893, 1043, 1046, 1786, 2086, 2831, 3661, 5662, 6251, 7003, 7322, 9937, 12502, 14006, 19817, 19874, 24581, 39634, 49021, 49162, 69559, 77927, 98042, 133057, 139118, 155854, 172067, 266114, 344134, 467039, 545489, 931399, 934078, 1090978, 1480613, 1862798, 2961226, 3269273, 3662569, 6538546, 7325138, 10364291, 20728582, 25637983, 51275966, 69588811, 139177622, 487121677, 974243354]

約数ペア:

[(1, 974243354), (2, 487121677), (7, 139177622), (14, 69588811), (19, 51275966), (38, 25637983), (47, 20728582), (94, 10364291), (133, 7325138), (149, 6538546), (266, 3662569), (298, 3269273), (329, 2961226), (523, 1862798), (658, 1480613), (893, 1090978), (1043, 934078), (1046, 931399), (1786, 545489), (2086, 467039), (2831, 344134), (3661, 266114), (5662, 172067), (6251, 155854), (7003, 139118), (7322, 133057), (9937, 98042), (12502, 77927), (14006, 69559), (19817, 49162), (19874, 49021), (24581, 39634)]