39281781

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 70424640

約数和(自身を除く): 31142859

約数列:

[1, 3, 7, 11, 17, 21, 33, 49, 51, 77, 119, 147, 187, 231, 357, 539, 561, 833, 1309, 1429, 1617, 2499, 3927, 4287, 9163, 10003, 15719, 24293, 27489, 30009, 47157, 70021, 72879, 110033, 170051, 210063, 267223, 330099, 510153, 770231, 801669, 1190357, 1870561, 2310693, 3571071, 5611683, 13093927, 39281781]

約数ペア:

[(1, 39281781), (3, 13093927), (7, 5611683), (11, 3571071), (17, 2310693), (21, 1870561), (33, 1190357), (49, 801669), (51, 770231), (77, 510153), (119, 330099), (147, 267223), (187, 210063), (231, 170051), (357, 110033), (539, 72879), (561, 70021), (833, 47157), (1309, 30009), (1429, 27489), (1617, 24293), (2499, 15719), (3927, 10003), (4287, 9163)]