81383907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 122766336

約数和(自身を除く): 41382429

約数列:

[1, 3, 11, 33, 43, 83, 129, 249, 473, 691, 913, 1419, 2073, 2739, 3569, 7601, 10707, 22803, 29713, 39259, 57353, 89139, 117777, 172059, 326843, 630883, 980529, 1892649, 2466179, 7398537, 27127969, 81383907]

約数ペア:

[(1, 81383907), (3, 27127969), (11, 7398537), (33, 2466179), (43, 1892649), (83, 980529), (129, 630883), (249, 326843), (473, 172059), (691, 117777), (913, 89139), (1419, 57353), (2073, 39259), (2739, 29713), (3569, 22803), (7601, 10707)]