31019859

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5641}}^1$

素因数の和:5707

約数の個数: 24

約数和(自身を含む): 49288512

約数和(自身を除く): 18268653

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 5641, 16923, 50769, 73333, 219999, 265127, 659997, 795381, 2386143, 3446651, 10339953, 31019859]

約数ペア:

[(1, 31019859), (3, 10339953), (9, 3446651), (13, 2386143), (39, 795381), (47, 659997), (117, 265127), (141, 219999), (423, 73333), (611, 50769), (1833, 16923), (5499, 5641)]