23819805

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 21903075

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 97, 107, 135, 153, 255, 291, 321, 459, 485, 535, 765, 873, 963, 1455, 1605, 1649, 1819, 2295, 2619, 2889, 4365, 4815, 4947, 5457, 8245, 9095, 10379, 13095, 14445, 14841, 16371, 24735, 27285, 31137, 44523, 49113, 51895, 74205, 81855, 93411, 155685, 176443, 222615, 245565, 280233, 467055, 529329, 882215, 1401165, 1587987, 2646645, 4763961, 7939935, 23819805]

約数ペア:

[(1, 23819805), (3, 7939935), (5, 4763961), (9, 2646645), (15, 1587987), (17, 1401165), (27, 882215), (45, 529329), (51, 467055), (85, 280233), (97, 245565), (107, 222615), (135, 176443), (153, 155685), (255, 93411), (291, 81855), (321, 74205), (459, 51895), (485, 49113), (535, 44523), (765, 31137), (873, 27285), (963, 24735), (1455, 16371), (1605, 14841), (1649, 14445), (1819, 13095), (2295, 10379), (2619, 9095), (2889, 8245), (4365, 5457), (4815, 4947)]