1391974479

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 2324275200

約数和(自身を除く): 932300721

約数列:

[1, 3, 7, 9, 21, 63, 193, 239, 479, 579, 717, 1351, 1437, 1673, 1737, 2151, 3353, 4053, 4311, 5019, 10059, 12159, 15057, 30177, 46127, 92447, 114481, 138381, 277341, 322889, 343443, 415143, 647129, 801367, 832023, 968667, 1030329, 1941387, 2404101, 2906001, 5824161, 7212303, 22094833, 66284499, 154663831, 198853497, 463991493, 1391974479]

約数ペア:

[(1, 1391974479), (3, 463991493), (7, 198853497), (9, 154663831), (21, 66284499), (63, 22094833), (193, 7212303), (239, 5824161), (479, 2906001), (579, 2404101), (717, 1941387), (1351, 1030329), (1437, 968667), (1673, 832023), (1737, 801367), (2151, 647129), (3353, 415143), (4053, 343443), (4311, 322889), (5019, 277341), (10059, 138381), (12159, 114481), (15057, 92447), (30177, 46127)]