9789008

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 60

約数和(自身を含む): 21127740

約数和(自身を除く): 11338732

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 73, 116, 136, 146, 232, 272, 289, 292, 464, 493, 578, 584, 986, 1156, 1168, 1241, 1972, 2117, 2312, 2482, 3944, 4234, 4624, 4964, 7888, 8381, 8468, 9928, 16762, 16936, 19856, 21097, 33524, 33872, 35989, 42194, 67048, 71978, 84388, 134096, 143956, 168776, 287912, 337552, 575824, 611813, 1223626, 2447252, 4894504, 9789008]

約数ペア:

[(1, 9789008), (2, 4894504), (4, 2447252), (8, 1223626), (16, 611813), (17, 575824), (29, 337552), (34, 287912), (58, 168776), (68, 143956), (73, 134096), (116, 84388), (136, 71978), (146, 67048), (232, 42194), (272, 35989), (289, 33872), (292, 33524), (464, 21097), (493, 19856), (578, 16936), (584, 16762), (986, 9928), (1156, 8468), (1168, 8381), (1241, 7888), (1972, 4964), (2117, 4624), (2312, 4234), (2482, 3944)]