1638960291

素因数分解:

$3^3\times {\mathrm{353}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 2446848000

約数和(自身を除く): 807887709

約数列:

[1, 3, 9, 27, 353, 359, 479, 1059, 1077, 1437, 3177, 3231, 4311, 9531, 9693, 12933, 126727, 169087, 171961, 380181, 507261, 515883, 1140543, 1521783, 1547649, 3421629, 4565349, 4642947, 60702233, 182106699, 546320097, 1638960291]

約数ペア:

[(1, 1638960291), (3, 546320097), (9, 182106699), (27, 60702233), (353, 4642947), (359, 4565349), (479, 3421629), (1059, 1547649), (1077, 1521783), (1437, 1140543), (3177, 515883), (3231, 507261), (4311, 380181), (9531, 171961), (9693, 169087), (12933, 126727)]