68589261

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 112515480

約数和(自身を除く): 43926219

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 159, 351, 477, 689, 1053, 1229, 1431, 2067, 3687, 4293, 6201, 11061, 15977, 18603, 33183, 47931, 55809, 65137, 99549, 143793, 195411, 431379, 586233, 846781, 1294137, 1758699, 2540343, 5276097, 7621029, 22863087, 68589261]

約数ペア:

[(1, 68589261), (3, 22863087), (9, 7621029), (13, 5276097), (27, 2540343), (39, 1758699), (53, 1294137), (81, 846781), (117, 586233), (159, 431379), (351, 195411), (477, 143793), (689, 99549), (1053, 65137), (1229, 55809), (1431, 47931), (2067, 33183), (3687, 18603), (4293, 15977), (6201, 11061)]