637143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 1000944

約数和(自身を除く): 363801

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 961, 1209, 1581, 2883, 6851, 12493, 16337, 20553, 37479, 49011, 212381, 637143]

約数ペア:

[(1, 637143), (3, 212381), (13, 49011), (17, 37479), (31, 20553), (39, 16337), (51, 12493), (93, 6851), (221, 2883), (403, 1581), (527, 1209), (663, 961)]