79905609

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2659}}^1$

素因数の和:2731

約数の個数: 40

約数和(自身を含む): 139043520

約数和(自身を除く): 59137911

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 2659, 3339, 4293, 7977, 10017, 18613, 23931, 30051, 55839, 71793, 140927, 167517, 215379, 422781, 502551, 986489, 1268343, 1507653, 2959467, 3805029, 8878401, 11415087, 26635203, 79905609]

約数ペア:

[(1, 79905609), (3, 26635203), (7, 11415087), (9, 8878401), (21, 3805029), (27, 2959467), (53, 1507653), (63, 1268343), (81, 986489), (159, 502551), (189, 422781), (371, 215379), (477, 167517), (567, 140927), (1113, 71793), (1431, 55839), (2659, 30051), (3339, 23931), (4293, 18613), (7977, 10017)]