1639353911

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{24809}}^1$

素因数の和:24875

約数の個数: 24

約数和(自身を含む): 1961379360

約数和(自身を除く): 322025449

約数列:

[1, 13, 17, 23, 169, 221, 299, 391, 2873, 3887, 5083, 24809, 66079, 322517, 421753, 570607, 4192721, 5482789, 7417891, 9700319, 71276257, 96432583, 126104147, 1639353911]

約数ペア:

[(1, 1639353911), (13, 126104147), (17, 96432583), (23, 71276257), (169, 9700319), (221, 7417891), (299, 5482789), (391, 4192721), (2873, 570607), (3887, 421753), (5083, 322517), (24809, 66079)]