52721559

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{389}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 85601880

約数和(自身を除く): 32880321

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 389, 407, 1167, 1221, 1369, 3501, 3663, 4107, 4279, 12321, 12837, 14393, 15059, 38511, 43179, 45177, 129537, 135531, 158323, 474969, 532541, 1424907, 1597623, 4792869, 5857951, 17573853, 52721559]

約数ペア:

[(1, 52721559), (3, 17573853), (9, 5857951), (11, 4792869), (33, 1597623), (37, 1424907), (99, 532541), (111, 474969), (333, 158323), (389, 135531), (407, 129537), (1167, 45177), (1221, 43179), (1369, 38511), (3501, 15059), (3663, 14393), (4107, 12837), (4279, 12321)]