42250169

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 18

約数和(自身を含む): 47153610

約数和(自身を除く): 4903441

約数列:

[1, 13, 53, 89, 169, 689, 1157, 2809, 4717, 8957, 15041, 36517, 61321, 250001, 474721, 797173, 3250013, 42250169]

約数ペア:

[(1, 42250169), (13, 3250013), (53, 797173), (89, 474721), (169, 250001), (689, 61321), (1157, 36517), (2809, 15041), (4717, 8957)]