561910419

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 974668800

約数和(自身を除く): 412758381

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 139, 189, 219, 293, 417, 511, 657, 879, 973, 1251, 1533, 1971, 2051, 2637, 2919, 3753, 4599, 6153, 7911, 8757, 10147, 13797, 18459, 21389, 26271, 30441, 40727, 55377, 64167, 71029, 91323, 122181, 149723, 192501, 213087, 273969, 285089, 366543, 449169, 577503, 639261, 855267, 1099629, 1347507, 1917783, 2565801, 2973071, 4042521, 7697403, 8919213, 20811497, 26757639, 62434491, 80272917, 187303473, 561910419]

約数ペア:

[(1, 561910419), (3, 187303473), (7, 80272917), (9, 62434491), (21, 26757639), (27, 20811497), (63, 8919213), (73, 7697403), (139, 4042521), (189, 2973071), (219, 2565801), (293, 1917783), (417, 1347507), (511, 1099629), (657, 855267), (879, 639261), (973, 577503), (1251, 449169), (1533, 366543), (1971, 285089), (2051, 273969), (2637, 213087), (2919, 192501), (3753, 149723), (4599, 122181), (6153, 91323), (7911, 71029), (8757, 64167), (10147, 55377), (13797, 40727), (18459, 30441), (21389, 26271)]