2065403907

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{254141}}^1$

素因数の和:254200

約数の個数: 32

約数和(自身を含む): 3578319360

約数和(自身を除く): 1512915453

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 254141, 762423, 1778987, 2287269, 5336961, 6861807, 10928063, 16010883, 32784189, 48032649, 76496441, 98352567, 229489323, 295057701, 688467969, 2065403907]

約数ペア:

[(1, 2065403907), (3, 688467969), (7, 295057701), (9, 229489323), (21, 98352567), (27, 76496441), (43, 48032649), (63, 32784189), (129, 16010883), (189, 10928063), (301, 6861807), (387, 5336961), (903, 2287269), (1161, 1778987), (2709, 762423), (8127, 254141)]