81643806

素因数分解:

$2^1\times 3^2\times {\mathrm{1069}}^1\times {\mathrm{4243}}^1$

素因数の和:5320

約数の個数: 24

約数和(自身を含む): 177102120

約数和(自身を除く): 95458314

約数列:

[1, 2, 3, 6, 9, 18, 1069, 2138, 3207, 4243, 6414, 8486, 9621, 12729, 19242, 25458, 38187, 76374, 4535767, 9071534, 13607301, 27214602, 40821903, 81643806]

約数ペア:

[(1, 81643806), (2, 40821903), (3, 27214602), (6, 13607301), (9, 9071534), (18, 4535767), (1069, 76374), (2138, 38187), (3207, 25458), (4243, 19242), (6414, 12729), (8486, 9621)]