647282368

素因数分解:

$2^6\times {\mathrm{1583}}^1\times {\mathrm{6389}}^1$

素因数の和:7984

約数の個数: 28

約数和(自身を含む): 1285463520

約数和(自身を除く): 638181152

約数列:

[1, 2, 4, 8, 16, 32, 64, 1583, 3166, 6332, 6389, 12664, 12778, 25328, 25556, 50656, 51112, 101312, 102224, 204448, 408896, 10113787, 20227574, 40455148, 80910296, 161820592, 323641184, 647282368]

約数ペア:

[(1, 647282368), (2, 323641184), (4, 161820592), (8, 80910296), (16, 40455148), (32, 20227574), (64, 10113787), (1583, 408896), (3166, 204448), (6332, 102224), (6389, 101312), (12664, 51112), (12778, 50656), (25328, 25556)]