64976715

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6779}}^1$

素因数の和:6864

約数の個数: 32

約数和(自身を含む): 117158400

約数和(自身を除く): 52181685

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 6779, 9585, 20337, 33895, 61011, 101685, 183033, 305055, 481309, 915165, 1443927, 2406545, 4331781, 7219635, 12995343, 21658905, 64976715]

約数ペア:

[(1, 64976715), (3, 21658905), (5, 12995343), (9, 7219635), (15, 4331781), (27, 2406545), (45, 1443927), (71, 915165), (135, 481309), (213, 305055), (355, 183033), (639, 101685), (1065, 61011), (1917, 33895), (3195, 20337), (6779, 9585)]