12581998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 24131520

約数和(自身を除く): 11549522

約数列:

[1, 2, 11, 13, 22, 26, 29, 37, 41, 58, 74, 82, 143, 286, 319, 377, 407, 451, 481, 533, 638, 754, 814, 902, 962, 1066, 1073, 1189, 1517, 2146, 2378, 3034, 4147, 5291, 5863, 8294, 10582, 11726, 11803, 13079, 13949, 15457, 16687, 19721, 23606, 26158, 27898, 30914, 33374, 39442, 43993, 87986, 153439, 170027, 216931, 306878, 340054, 433862, 483923, 571909, 967846, 1143818, 6290999, 12581998]

約数ペア:

[(1, 12581998), (2, 6290999), (11, 1143818), (13, 967846), (22, 571909), (26, 483923), (29, 433862), (37, 340054), (41, 306878), (58, 216931), (74, 170027), (82, 153439), (143, 87986), (286, 43993), (319, 39442), (377, 33374), (407, 30914), (451, 27898), (481, 26158), (533, 23606), (638, 19721), (754, 16687), (814, 15457), (902, 13949), (962, 13079), (1066, 11803), (1073, 11726), (1189, 10582), (1517, 8294), (2146, 5863), (2378, 5291), (3034, 4147)]