81851691

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{1429}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 111356960

約数和(自身を除く): 29505269

約数列:

[1, 3, 61, 183, 313, 939, 1429, 4287, 19093, 57279, 87169, 261507, 447277, 1341831, 27283897, 81851691]

約数ペア:

[(1, 81851691), (3, 27283897), (61, 1341831), (183, 447277), (313, 261507), (939, 87169), (1429, 57279), (4287, 19093)]