81766179

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{563}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 134304192

約数和(自身を除く): 52538013

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 163, 297, 489, 563, 891, 1467, 1689, 1793, 4401, 5067, 5379, 6193, 13203, 15201, 16137, 18579, 45603, 48411, 55737, 91769, 145233, 167211, 275307, 501633, 825921, 1009459, 2477763, 3028377, 7433289, 9085131, 27255393, 81766179]

約数ペア:

[(1, 81766179), (3, 27255393), (9, 9085131), (11, 7433289), (27, 3028377), (33, 2477763), (81, 1009459), (99, 825921), (163, 501633), (297, 275307), (489, 167211), (563, 145233), (891, 91769), (1467, 55737), (1689, 48411), (1793, 45603), (4401, 18579), (5067, 16137), (5379, 15201), (6193, 13203)]