2009798903

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1811}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 2458985472

約数和(自身を除く): 449186569

約数列:

[1, 7, 23, 61, 113, 161, 427, 791, 1403, 1811, 2599, 6893, 9821, 12677, 18193, 41653, 48251, 110471, 158539, 204643, 291571, 773297, 1109773, 1432501, 2540833, 4706789, 12483223, 17785831, 32947523, 87382561, 287114129, 2009798903]

約数ペア:

[(1, 2009798903), (7, 287114129), (23, 87382561), (61, 32947523), (113, 17785831), (161, 12483223), (427, 4706789), (791, 2540833), (1403, 1432501), (1811, 1109773), (2599, 773297), (6893, 291571), (9821, 204643), (12677, 158539), (18193, 110471), (41653, 48251)]