178394073

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 301480704

約数和(自身を除く): 123086631

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 61, 143, 183, 187, 221, 401, 429, 561, 663, 671, 793, 1037, 1203, 2013, 2379, 2431, 3111, 4411, 5213, 6817, 7293, 8723, 11407, 13233, 13481, 15639, 20451, 24461, 26169, 34221, 40443, 57343, 73383, 74987, 88621, 148291, 172029, 224961, 265863, 269071, 317993, 415837, 444873, 807213, 953979, 974831, 1247511, 2924493, 3497923, 4574207, 5405881, 10493769, 13722621, 16217643, 59464691, 178394073]

約数ペア:

[(1, 178394073), (3, 59464691), (11, 16217643), (13, 13722621), (17, 10493769), (33, 5405881), (39, 4574207), (51, 3497923), (61, 2924493), (143, 1247511), (183, 974831), (187, 953979), (221, 807213), (401, 444873), (429, 415837), (561, 317993), (663, 269071), (671, 265863), (793, 224961), (1037, 172029), (1203, 148291), (2013, 88621), (2379, 74987), (2431, 73383), (3111, 57343), (4411, 40443), (5213, 34221), (6817, 26169), (7293, 24461), (8723, 20451), (11407, 15639), (13233, 13481)]