13011531

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 19611648

約数和(自身を除く): 6600117

約数列:

[1, 3, 13, 37, 39, 71, 111, 127, 213, 381, 481, 923, 1443, 1651, 2627, 2769, 4699, 4953, 7881, 9017, 14097, 27051, 34151, 61087, 102453, 117221, 183261, 333629, 351663, 1000887, 4337177, 13011531]

約数ペア:

[(1, 13011531), (3, 4337177), (13, 1000887), (37, 351663), (39, 333629), (71, 183261), (111, 117221), (127, 102453), (213, 61087), (381, 34151), (481, 27051), (923, 14097), (1443, 9017), (1651, 7881), (2627, 4953), (2769, 4699)]