12980385

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8741}}^1$

素因数の和:8766

約数の個数: 32

約数和(自身を含む): 25176960

約数和(自身を除く): 12196575

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 8741, 26223, 43705, 78669, 96151, 131115, 236007, 288453, 393345, 480755, 865359, 1180035, 1442265, 2596077, 4326795, 12980385]

約数ペア:

[(1, 12980385), (3, 4326795), (5, 2596077), (9, 1442265), (11, 1180035), (15, 865359), (27, 480755), (33, 393345), (45, 288453), (55, 236007), (99, 131115), (135, 96151), (165, 78669), (297, 43705), (495, 26223), (1485, 8741)]