56978397

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 107627520

約数和(自身を除く): 50649123

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 43, 57, 63, 81, 123, 129, 133, 171, 189, 243, 287, 301, 369, 387, 399, 513, 567, 779, 817, 861, 903, 1107, 1161, 1197, 1539, 1701, 1763, 2337, 2451, 2583, 2709, 3321, 3483, 3591, 4617, 5289, 5453, 5719, 7011, 7353, 7749, 8127, 9963, 10449, 10773, 12341, 15867, 16359, 17157, 21033, 22059, 23247, 24381, 32319, 33497, 37023, 47601, 49077, 51471, 63099, 66177, 69741, 73143, 100491, 111069, 142803, 147231, 154413, 189297, 198531, 234479, 301473, 333207, 428409, 441693, 463239, 703437, 904419, 999621, 1325079, 1389717, 2110311, 2713257, 2998863, 6330933, 8139771, 18992799, 56978397]

約数ペア:

[(1, 56978397), (3, 18992799), (7, 8139771), (9, 6330933), (19, 2998863), (21, 2713257), (27, 2110311), (41, 1389717), (43, 1325079), (57, 999621), (63, 904419), (81, 703437), (123, 463239), (129, 441693), (133, 428409), (171, 333207), (189, 301473), (243, 234479), (287, 198531), (301, 189297), (369, 154413), (387, 147231), (399, 142803), (513, 111069), (567, 100491), (779, 73143), (817, 69741), (861, 66177), (903, 63099), (1107, 51471), (1161, 49077), (1197, 47601), (1539, 37023), (1701, 33497), (1763, 32319), (2337, 24381), (2451, 23247), (2583, 22059), (2709, 21033), (3321, 17157), (3483, 16359), (3591, 15867), (4617, 12341), (5289, 10773), (5453, 10449), (5719, 9963), (7011, 8127), (7353, 7749)]