51083217

素因数分解:

$3^6\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:984

約数の個数: 28

約数和(自身を含む): 77646720

約数和(自身を除く): 26563503

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 711, 729, 887, 2133, 2661, 6399, 7983, 19197, 23949, 57591, 70073, 71847, 210219, 215541, 630657, 646623, 1891971, 5675913, 17027739, 51083217]

約数ペア:

[(1, 51083217), (3, 17027739), (9, 5675913), (27, 1891971), (79, 646623), (81, 630657), (237, 215541), (243, 210219), (711, 71847), (729, 70073), (887, 57591), (2133, 23949), (2661, 19197), (6399, 7983)]