81749666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2474

約数の個数: 32

約数和(自身を含む): 137894400

約数和(自身を除く): 56144734

約数列:

[1, 2, 19, 29, 31, 38, 58, 62, 551, 589, 899, 1102, 1178, 1798, 2393, 4786, 17081, 34162, 45467, 69397, 74183, 90934, 138794, 148366, 1318543, 1409477, 2151307, 2637086, 2818954, 4302614, 40874833, 81749666]

約数ペア:

[(1, 81749666), (2, 40874833), (19, 4302614), (29, 2818954), (31, 2637086), (38, 2151307), (58, 1409477), (62, 1318543), (551, 148366), (589, 138794), (899, 90934), (1102, 74183), (1178, 69397), (1798, 45467), (2393, 34162), (4786, 17081)]