68156559

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{2411}}^1$

素因数の和:2772

約数の個数: 20

約数和(自身を含む): 102148200

約数和(自身を除く): 33991641

約数列:

[1, 3, 9, 27, 81, 349, 1047, 2411, 3141, 7233, 9423, 21699, 28269, 65097, 195291, 841439, 2524317, 7572951, 22718853, 68156559]

約数ペア:

[(1, 68156559), (3, 22718853), (9, 7572951), (27, 2524317), (81, 841439), (349, 195291), (1047, 65097), (2411, 28269), (3141, 21699), (7233, 9423)]