16217643

素因数分解:

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

素因数の和:495

約数の個数: 32

約数和(自身を含む): 25123392

約数和(自身を除く): 8905749

約数列:

[1, 3, 13, 17, 39, 51, 61, 183, 221, 401, 663, 793, 1037, 1203, 2379, 3111, 5213, 6817, 13481, 15639, 20451, 24461, 40443, 73383, 88621, 265863, 317993, 415837, 953979, 1247511, 5405881, 16217643]

約数ペア:

[(1, 16217643), (3, 5405881), (13, 1247511), (17, 953979), (39, 415837), (51, 317993), (61, 265863), (183, 88621), (221, 73383), (401, 40443), (663, 24461), (793, 20451), (1037, 15639), (1203, 13481), (2379, 6817), (3111, 5213)]