12745089

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2003}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 21258432

約数和(自身を除く): 8513343

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2003, 2121, 6009, 6363, 14021, 18027, 42063, 126189, 202303, 606909, 1416121, 1820727, 4248363, 12745089]

約数ペア:

[(1, 12745089), (3, 4248363), (7, 1820727), (9, 1416121), (21, 606909), (63, 202303), (101, 126189), (303, 42063), (707, 18027), (909, 14021), (2003, 6363), (2121, 6009)]