78211683

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3709}}^1$

素因数の和:3800

約数の個数: 32

約数和(自身を含む): 128217600

約数和(自身を除く): 50005917

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 3709, 7029, 11127, 21087, 33381, 40799, 100143, 122397, 263339, 367191, 790017, 1101573, 2370051, 2896729, 7110153, 8690187, 26070561, 78211683]

約数ペア:

[(1, 78211683), (3, 26070561), (9, 8690187), (11, 7110153), (27, 2896729), (33, 2370051), (71, 1101573), (99, 790017), (213, 367191), (297, 263339), (639, 122397), (781, 100143), (1917, 40799), (2343, 33381), (3709, 21087), (7029, 11127)]