81002361

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 122757936

約数和(自身を除く): 41755575

約数列:

[1, 3, 11, 33, 37, 111, 121, 163, 363, 407, 489, 1221, 1369, 1793, 4107, 4477, 5379, 6031, 13431, 15059, 18093, 19723, 45177, 59169, 66341, 165649, 199023, 223147, 496947, 669441, 729751, 2189253, 2454617, 7363851, 27000787, 81002361]

約数ペア:

[(1, 81002361), (3, 27000787), (11, 7363851), (33, 2454617), (37, 2189253), (111, 729751), (121, 669441), (163, 496947), (363, 223147), (407, 199023), (489, 165649), (1221, 66341), (1369, 59169), (1793, 45177), (4107, 19723), (4477, 18093), (5379, 15059), (6031, 13431)]