1977327807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{15121}}^1$

素因数の和:15623

約数の個数: 32

約数和(自身を含む): 3251834880

約数和(自身を除く): 1274507073

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 479, 1437, 3353, 6227, 10059, 15121, 18681, 43589, 45363, 105847, 130767, 196573, 317541, 589719, 1376011, 4128033, 7242959, 21728877, 50700713, 94158467, 152102139, 282475401, 659109269, 1977327807]

約数ペア:

[(1, 1977327807), (3, 659109269), (7, 282475401), (13, 152102139), (21, 94158467), (39, 50700713), (91, 21728877), (273, 7242959), (479, 4128033), (1437, 1376011), (3353, 589719), (6227, 317541), (10059, 196573), (15121, 130767), (18681, 105847), (43589, 45363)]