81522207

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{77419}}^1$

素因数の和:77444

約数の個数: 20

約数和(自身を含む): 131149480

約数和(自身を除く): 49627273

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 77419, 232257, 696771, 1006447, 2090313, 3019341, 6270939, 9058023, 27174069, 81522207]

約数ペア:

[(1, 81522207), (3, 27174069), (9, 9058023), (13, 6270939), (27, 3019341), (39, 2090313), (81, 1006447), (117, 696771), (351, 232257), (1053, 77419)]