12704505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 22785408

約数和(自身を除く): 10080903

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 2081, 6105, 6243, 10405, 22891, 31215, 68673, 76997, 114455, 230991, 343365, 384985, 846967, 1154955, 2540901, 4234835, 12704505]

約数ペア:

[(1, 12704505), (3, 4234835), (5, 2540901), (11, 1154955), (15, 846967), (33, 384985), (37, 343365), (55, 230991), (111, 114455), (165, 76997), (185, 68673), (407, 31215), (555, 22891), (1221, 10405), (2035, 6243), (2081, 6105)]