5221391

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 6549984

約数和(自身を除く): 1328593

約数列:

[1, 7, 23, 41, 49, 113, 161, 287, 791, 943, 1127, 2009, 2599, 4633, 5537, 6601, 18193, 32431, 46207, 106559, 127351, 227017, 745913, 5221391]

約数ペア:

[(1, 5221391), (7, 745913), (23, 227017), (41, 127351), (49, 106559), (113, 46207), (161, 32431), (287, 18193), (791, 6601), (943, 5537), (1127, 4633), (2009, 2599)]