68931291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 110638080

約数和(自身を除く): 41706789

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1353, 1599, 3919, 5863, 11757, 17589, 43109, 50947, 129327, 152841, 160679, 482037, 560417, 1681251, 1767469, 2088827, 5302407, 6266481, 22977097, 68931291]

約数ペア:

[(1, 68931291), (3, 22977097), (11, 6266481), (13, 5302407), (33, 2088827), (39, 1767469), (41, 1681251), (123, 560417), (143, 482037), (429, 160679), (451, 152841), (533, 129327), (1353, 50947), (1599, 43109), (3919, 17589), (5863, 11757)]