161280412

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 285080432

約数和(自身を除く): 123800020

約数列:

[1, 2, 4, 181, 331, 362, 662, 673, 724, 1324, 1346, 2692, 59911, 119822, 121813, 222763, 239644, 243626, 445526, 487252, 891052, 40320103, 80640206, 161280412]

約数ペア:

[(1, 161280412), (2, 80640206), (4, 40320103), (181, 891052), (331, 487252), (362, 445526), (662, 243626), (673, 239644), (724, 222763), (1324, 121813), (1346, 119822), (2692, 59911)]