11997986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 24349248

約数和(自身を除く): 12351262

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 461, 922, 1001, 1183, 1859, 2002, 2366, 3227, 3718, 5071, 5993, 6454, 10142, 11986, 13013, 26026, 35497, 41951, 65923, 70994, 77909, 83902, 131846, 155818, 461461, 545363, 856999, 922922, 1090726, 1713998, 5998993, 11997986]

約数ペア:

[(1, 11997986), (2, 5998993), (7, 1713998), (11, 1090726), (13, 922922), (14, 856999), (22, 545363), (26, 461461), (77, 155818), (91, 131846), (143, 83902), (154, 77909), (169, 70994), (182, 65923), (286, 41951), (338, 35497), (461, 26026), (922, 13013), (1001, 11986), (1183, 10142), (1859, 6454), (2002, 5993), (2366, 5071), (3227, 3718)]