42538815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4523}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 84689280

約数和(自身を除く): 42150465

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 4523, 9405, 13569, 22615, 40707, 49753, 67845, 85937, 149259, 203535, 248765, 257811, 429685, 447777, 746295, 773433, 945307, 1289055, 2238885, 2835921, 3867165, 4726535, 8507763, 14179605, 42538815]

約数ペア:

[(1, 42538815), (3, 14179605), (5, 8507763), (9, 4726535), (11, 3867165), (15, 2835921), (19, 2238885), (33, 1289055), (45, 945307), (55, 773433), (57, 746295), (95, 447777), (99, 429685), (165, 257811), (171, 248765), (209, 203535), (285, 149259), (495, 85937), (627, 67845), (855, 49753), (1045, 40707), (1881, 22615), (3135, 13569), (4523, 9405)]