25333028

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 53437440

約数和(自身を除く): 28104412

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 139, 161, 278, 283, 322, 556, 566, 644, 973, 1132, 1946, 1981, 3197, 3892, 3962, 6394, 6509, 7924, 12788, 13018, 22379, 26036, 39337, 44758, 45563, 78674, 89516, 91126, 157348, 182252, 275359, 550718, 904751, 1101436, 1809502, 3619004, 6333257, 12666514, 25333028]

約数ペア:

[(1, 25333028), (2, 12666514), (4, 6333257), (7, 3619004), (14, 1809502), (23, 1101436), (28, 904751), (46, 550718), (92, 275359), (139, 182252), (161, 157348), (278, 91126), (283, 89516), (322, 78674), (556, 45563), (566, 44758), (644, 39337), (973, 26036), (1132, 22379), (1946, 13018), (1981, 12788), (3197, 7924), (3892, 6509), (3962, 6394)]