678772802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1087}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 1070226432

約数和(自身を除く): 391453630

約数列:

[1, 2, 43, 53, 86, 106, 137, 274, 1087, 2174, 2279, 4558, 5891, 7261, 11782, 14522, 46741, 57611, 93482, 115222, 148919, 297838, 312223, 624446, 2477273, 4954546, 6403517, 7892707, 12807034, 15785414, 339386401, 678772802]

約数ペア:

[(1, 678772802), (2, 339386401), (43, 15785414), (53, 12807034), (86, 7892707), (106, 6403517), (137, 4954546), (274, 2477273), (1087, 624446), (2174, 312223), (2279, 297838), (4558, 148919), (5891, 115222), (7261, 93482), (11782, 57611), (14522, 46741)]