81185309

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 87878400

約数和(自身を除く): 6693091

約数列:

[1, 19, 47, 229, 397, 893, 4351, 7543, 10763, 18659, 90913, 204497, 354521, 1727347, 4272911, 81185309]

約数ペア:

[(1, 81185309), (19, 4272911), (47, 1727347), (229, 354521), (397, 204497), (893, 90913), (4351, 18659), (7543, 10763)]