20130180345

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4518559}}^1$

素因数の和:4518587

約数の個数: 40

約数和(自身を含む): 39365694720

約数和(自身を除く): 19235514375

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 4518559, 13555677, 22592795, 40667031, 49704149, 67778385, 122001093, 149112447, 203335155, 248520745, 366003279, 447337341, 610005465, 745562235, 1342012023, 1830016395, 2236686705, 4026036069, 6710060115, 20130180345]

約数ペア:

[(1, 20130180345), (3, 6710060115), (5, 4026036069), (9, 2236686705), (11, 1830016395), (15, 1342012023), (27, 745562235), (33, 610005465), (45, 447337341), (55, 366003279), (81, 248520745), (99, 203335155), (135, 149112447), (165, 122001093), (297, 67778385), (405, 49704149), (495, 40667031), (891, 22592795), (1485, 13555677), (4455, 4518559)]