81560193

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4637}}^1$

素因数の和:4705

約数の個数: 32

約数和(自身を含む): 130902912

約数和(自身を除く): 49342719

約数列:

[1, 3, 11, 13, 33, 39, 41, 123, 143, 429, 451, 533, 1353, 1599, 4637, 5863, 13911, 17589, 51007, 60281, 153021, 180843, 190117, 570351, 663091, 1989273, 2091287, 2471521, 6273861, 7414563, 27186731, 81560193]

約数ペア:

[(1, 81560193), (3, 27186731), (11, 7414563), (13, 6273861), (33, 2471521), (39, 2091287), (41, 1989273), (123, 663091), (143, 570351), (429, 190117), (451, 180843), (533, 153021), (1353, 60281), (1599, 51007), (4637, 17589), (5863, 13911)]