4391972

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 8531460

約数和(自身を除く): 4139488

約数列:

[1, 2, 4, 13, 26, 52, 73, 89, 146, 169, 178, 292, 338, 356, 676, 949, 1157, 1898, 2314, 3796, 4628, 6497, 12337, 12994, 15041, 24674, 25988, 30082, 49348, 60164, 84461, 168922, 337844, 1097993, 2195986, 4391972]

約数ペア:

[(1, 4391972), (2, 2195986), (4, 1097993), (13, 337844), (26, 168922), (52, 84461), (73, 60164), (89, 49348), (146, 30082), (169, 25988), (178, 24674), (292, 15041), (338, 12994), (356, 12337), (676, 6497), (949, 4628), (1157, 3796), (1898, 2314)]