26961753

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 45536256

約数和(自身を除く): 18574503

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 107, 169, 213, 273, 321, 497, 507, 749, 923, 1183, 1391, 1491, 2247, 2769, 3549, 4173, 6461, 7597, 9737, 11999, 18083, 19383, 22791, 29211, 35997, 53179, 54249, 83993, 98761, 126581, 159537, 251979, 296283, 379743, 691327, 1283893, 2073981, 3851679, 8987251, 26961753]

約数ペア:

[(1, 26961753), (3, 8987251), (7, 3851679), (13, 2073981), (21, 1283893), (39, 691327), (71, 379743), (91, 296283), (107, 251979), (169, 159537), (213, 126581), (273, 98761), (321, 83993), (497, 54249), (507, 53179), (749, 35997), (923, 29211), (1183, 22791), (1391, 19383), (1491, 18083), (2247, 11999), (2769, 9737), (3549, 7597), (4173, 6461)]