47120428

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1999}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 84672000

約数和(自身を除く): 37551572

約数列:

[1, 2, 4, 71, 83, 142, 166, 284, 332, 1999, 3998, 5893, 7996, 11786, 23572, 141929, 165917, 283858, 331834, 567716, 663668, 11780107, 23560214, 47120428]

約数ペア:

[(1, 47120428), (2, 23560214), (4, 11780107), (71, 663668), (83, 567716), (142, 331834), (166, 283858), (284, 165917), (332, 141929), (1999, 23572), (3998, 11786), (5893, 7996)]