55456821

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 36

約数和(自身を含む): 94235232

約数和(自身を除く): 38778411

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 643, 777, 1369, 1929, 2331, 4107, 4501, 5787, 9583, 12321, 13503, 23791, 28749, 40509, 71373, 86247, 166537, 214119, 499611, 880267, 1498833, 2640801, 6161869, 7922403, 18485607, 55456821]

約数ペア:

[(1, 55456821), (3, 18485607), (7, 7922403), (9, 6161869), (21, 2640801), (37, 1498833), (63, 880267), (111, 499611), (259, 214119), (333, 166537), (643, 86247), (777, 71373), (1369, 40509), (1929, 28749), (2331, 23791), (4107, 13503), (4501, 12321), (5787, 9583)]