66942729

素因数分解:

$3^2\times 7^1\times {\mathrm{859}}^1\times {\mathrm{1237}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 110726720

約数和(自身を除く): 43783991

約数列:

[1, 3, 7, 9, 21, 63, 859, 1237, 2577, 3711, 6013, 7731, 8659, 11133, 18039, 25977, 54117, 77931, 1062583, 3187749, 7438081, 9563247, 22314243, 66942729]

約数ペア:

[(1, 66942729), (3, 22314243), (7, 9563247), (9, 7438081), (21, 3187749), (63, 1062583), (859, 77931), (1237, 54117), (2577, 25977), (3711, 18039), (6013, 11133), (7731, 8659)]