68726814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 156592128

約数和(自身を除く): 87865314

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 43, 62, 78, 86, 93, 129, 186, 258, 403, 559, 661, 806, 1118, 1209, 1322, 1333, 1677, 1983, 2418, 2666, 3354, 3966, 3999, 7998, 8593, 17186, 17329, 20491, 25779, 28423, 34658, 40982, 51558, 51987, 56846, 61473, 85269, 103974, 122946, 170538, 266383, 369499, 532766, 738998, 799149, 881113, 1108497, 1598298, 1762226, 2216994, 2643339, 5286678, 11454469, 22908938, 34363407, 68726814]

約数ペア:

[(1, 68726814), (2, 34363407), (3, 22908938), (6, 11454469), (13, 5286678), (26, 2643339), (31, 2216994), (39, 1762226), (43, 1598298), (62, 1108497), (78, 881113), (86, 799149), (93, 738998), (129, 532766), (186, 369499), (258, 266383), (403, 170538), (559, 122946), (661, 103974), (806, 85269), (1118, 61473), (1209, 56846), (1322, 51987), (1333, 51558), (1677, 40982), (1983, 34658), (2418, 28423), (2666, 25779), (3354, 20491), (3966, 17329), (3999, 17186), (7998, 8593)]