7998544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{317}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 16561440

約数和(自身を除く): 8562896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 83, 152, 166, 304, 317, 332, 634, 664, 1268, 1328, 1577, 2536, 3154, 5072, 6023, 6308, 12046, 12616, 24092, 25232, 26311, 48184, 52622, 96368, 105244, 210488, 420976, 499909, 999818, 1999636, 3999272, 7998544]

約数ペア:

[(1, 7998544), (2, 3999272), (4, 1999636), (8, 999818), (16, 499909), (19, 420976), (38, 210488), (76, 105244), (83, 96368), (152, 52622), (166, 48184), (304, 26311), (317, 25232), (332, 24092), (634, 12616), (664, 12046), (1268, 6308), (1328, 6023), (1577, 5072), (2536, 3154)]