81038972

素因数分解:

$2^2\times 7^1\times {\mathrm{1567}}^1\times {\mathrm{1847}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 162269184

約数和(自身を除く): 81230212

約数列:

[1, 2, 4, 7, 14, 28, 1567, 1847, 3134, 3694, 6268, 7388, 10969, 12929, 21938, 25858, 43876, 51716, 2894249, 5788498, 11576996, 20259743, 40519486, 81038972]

約数ペア:

[(1, 81038972), (2, 40519486), (4, 20259743), (7, 11576996), (14, 5788498), (28, 2894249), (1567, 51716), (1847, 43876), (3134, 25858), (3694, 21938), (6268, 12929), (7388, 10969)]