61785321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 94080000

約数和(自身を除く): 32294679

約数列:

[1, 3, 13, 19, 39, 57, 199, 247, 419, 597, 741, 1257, 2587, 3781, 5447, 7761, 7961, 11343, 16341, 23883, 49153, 83381, 103493, 147459, 250143, 310479, 1083953, 1584239, 3251859, 4752717, 20595107, 61785321]

約数ペア:

[(1, 61785321), (3, 20595107), (13, 4752717), (19, 3251859), (39, 1584239), (57, 1083953), (199, 310479), (247, 250143), (419, 147459), (597, 103493), (741, 83381), (1257, 49153), (2587, 23883), (3781, 16341), (5447, 11343), (7761, 7961)]