12897333

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 20787200

約数和(自身を除く): 7889867

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 811, 837, 1767, 2433, 5301, 7299, 15409, 15903, 21897, 25141, 46227, 75423, 138681, 226269, 416043, 477679, 678807, 1433037, 4299111, 12897333]

約数ペア:

[(1, 12897333), (3, 4299111), (9, 1433037), (19, 678807), (27, 477679), (31, 416043), (57, 226269), (93, 138681), (171, 75423), (279, 46227), (513, 25141), (589, 21897), (811, 15903), (837, 15409), (1767, 7299), (2433, 5301)]