42507243

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 67878720

約数和(自身を除く): 25371477

約数列:

[1, 3, 9, 23, 29, 69, 73, 87, 97, 207, 219, 261, 291, 657, 667, 873, 1679, 2001, 2117, 2231, 2813, 5037, 6003, 6351, 6693, 7081, 8439, 15111, 19053, 20079, 21243, 25317, 48691, 63729, 64699, 146073, 162863, 194097, 205349, 438219, 488589, 582291, 616047, 1465767, 1848141, 4723027, 14169081, 42507243]

約数ペア:

[(1, 42507243), (3, 14169081), (9, 4723027), (23, 1848141), (29, 1465767), (69, 616047), (73, 582291), (87, 488589), (97, 438219), (207, 205349), (219, 194097), (261, 162863), (291, 146073), (657, 64699), (667, 63729), (873, 48691), (1679, 25317), (2001, 21243), (2117, 20079), (2231, 19053), (2813, 15111), (5037, 8439), (6003, 7081), (6351, 6693)]