1244432

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 2833152

約数和(自身を除く): 1588720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 271, 287, 328, 542, 574, 656, 1084, 1148, 1897, 2168, 2296, 3794, 4336, 4592, 7588, 11111, 15176, 22222, 30352, 44444, 77777, 88888, 155554, 177776, 311108, 622216, 1244432]

約数ペア:

[(1, 1244432), (2, 622216), (4, 311108), (7, 177776), (8, 155554), (14, 88888), (16, 77777), (28, 44444), (41, 30352), (56, 22222), (82, 15176), (112, 11111), (164, 7588), (271, 4592), (287, 4336), (328, 3794), (542, 2296), (574, 2168), (656, 1897), (1084, 1148)]