12752901

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5471}}^1$

素因数の和:5521

約数の個数: 24

約数和(自身を含む): 21625344

約数和(自身を除く): 8872443

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 5471, 16413, 38297, 49239, 114891, 202427, 344673, 607281, 1416989, 1821843, 4250967, 12752901]

約数ペア:

[(1, 12752901), (3, 4250967), (7, 1821843), (9, 1416989), (21, 607281), (37, 344673), (63, 202427), (111, 114891), (259, 49239), (333, 38297), (777, 16413), (2331, 5471)]