31361337

素因数分解:

$3^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 23151303

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 179, 189, 243, 309, 537, 567, 721, 927, 1253, 1611, 1701, 2163, 2781, 3759, 4833, 6489, 8343, 11277, 14499, 18437, 19467, 25029, 33831, 43497, 55311, 58401, 101493, 129059, 165933, 175203, 304479, 387177, 497799, 1161531, 1493397, 3484593, 4480191, 10453779, 31361337]

約数ペア:

[(1, 31361337), (3, 10453779), (7, 4480191), (9, 3484593), (21, 1493397), (27, 1161531), (63, 497799), (81, 387177), (103, 304479), (179, 175203), (189, 165933), (243, 129059), (309, 101493), (537, 58401), (567, 55311), (721, 43497), (927, 33831), (1253, 25029), (1611, 19467), (1701, 18437), (2163, 14499), (2781, 11277), (3759, 8343), (4833, 6489)]