123256497

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6359}}^1$

素因数の和:6453

約数の個数: 32

約数和(自身を含む): 205148160

約数和(自身を除く): 81891663

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 6359, 6461, 19077, 19383, 44513, 82667, 133539, 248001, 451489, 578669, 1354467, 1736007, 3160423, 5869357, 9481269, 17608071, 41085499, 123256497]

約数ペア:

[(1, 123256497), (3, 41085499), (7, 17608071), (13, 9481269), (21, 5869357), (39, 3160423), (71, 1736007), (91, 1354467), (213, 578669), (273, 451489), (497, 248001), (923, 133539), (1491, 82667), (2769, 44513), (6359, 19383), (6461, 19077)]