1256138919

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{4591}}^1$

素因数の和:4748

約数の個数: 48

約数和(自身を含む): 2143325184

約数和(自身を除く): 887186265

約数列:

[1, 3, 7, 9, 21, 43, 63, 101, 129, 301, 303, 387, 707, 903, 909, 2121, 2709, 4343, 4591, 6363, 13029, 13773, 30401, 32137, 39087, 41319, 91203, 96411, 197413, 273609, 289233, 463691, 592239, 1381891, 1391073, 1776717, 3245837, 4145673, 4173219, 9737511, 12437019, 19938713, 29212533, 59816139, 139570991, 179448417, 418712973, 1256138919]

約数ペア:

[(1, 1256138919), (3, 418712973), (7, 179448417), (9, 139570991), (21, 59816139), (43, 29212533), (63, 19938713), (101, 12437019), (129, 9737511), (301, 4173219), (303, 4145673), (387, 3245837), (707, 1776717), (903, 1391073), (909, 1381891), (2121, 592239), (2709, 463691), (4343, 289233), (4591, 273609), (6363, 197413), (13029, 96411), (13773, 91203), (30401, 41319), (32137, 39087)]