1388597968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{24317}}^1$

素因数の和:24451

約数の個数: 40

約数和(自身を含む): 2786259168

約数和(自身を除く): 1397661200

約数列:

[1, 2, 4, 8, 16, 43, 83, 86, 166, 172, 332, 344, 664, 688, 1328, 3569, 7138, 14276, 24317, 28552, 48634, 57104, 97268, 194536, 389072, 1045631, 2018311, 2091262, 4036622, 4182524, 8073244, 8365048, 16146488, 16730096, 32292976, 86787373, 173574746, 347149492, 694298984, 1388597968]

約数ペア:

[(1, 1388597968), (2, 694298984), (4, 347149492), (8, 173574746), (16, 86787373), (43, 32292976), (83, 16730096), (86, 16146488), (166, 8365048), (172, 8073244), (332, 4182524), (344, 4036622), (664, 2091262), (688, 2018311), (1328, 1045631), (3569, 389072), (7138, 194536), (14276, 97268), (24317, 57104), (28552, 48634)]