47878019

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{857}}^1$

素因数の和:1234

約数の個数: 16

約数和(自身を含む): 57328128

約数和(自身を除く): 9450109

約数列:

[1, 7, 23, 161, 347, 857, 2429, 5999, 7981, 19711, 55867, 137977, 297379, 2081653, 6839717, 47878019]

約数ペア:

[(1, 47878019), (7, 6839717), (23, 2081653), (161, 297379), (347, 137977), (857, 55867), (2429, 19711), (5999, 7981)]