77789881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^2$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 89827584

約数和(自身を除く): 12037703

約数列:

[1, 13, 31, 43, 67, 403, 559, 871, 1333, 2077, 2881, 4489, 17329, 27001, 37453, 58357, 89311, 139159, 193027, 1161043, 1809067, 2509351, 5983837, 77789881]

約数ペア:

[(1, 77789881), (13, 5983837), (31, 2509351), (43, 1809067), (67, 1161043), (403, 193027), (559, 139159), (871, 89311), (1333, 58357), (2077, 37453), (2881, 27001), (4489, 17329)]