67978743

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 107390976

約数和(自身を除く): 39412233

約数列:

[1, 3, 7, 21, 43, 83, 129, 249, 301, 581, 903, 907, 1743, 2721, 3569, 6349, 10707, 19047, 24983, 39001, 74949, 75281, 117003, 225843, 273007, 526967, 819021, 1580901, 3237083, 9711249, 22659581, 67978743]

約数ペア:

[(1, 67978743), (3, 22659581), (7, 9711249), (21, 3237083), (43, 1580901), (83, 819021), (129, 526967), (249, 273007), (301, 225843), (581, 117003), (903, 75281), (907, 74949), (1743, 39001), (2721, 24983), (3569, 19047), (6349, 10707)]