77771907

素因数分解:

$3^7\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 119496960

約数和(自身を除く): 41725053

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 827, 1161, 2187, 2481, 3483, 7443, 10449, 22329, 31347, 35561, 66987, 94041, 106683, 200961, 320049, 602883, 960147, 1808649, 2880441, 8641323, 25923969, 77771907]

約数ペア:

[(1, 77771907), (3, 25923969), (9, 8641323), (27, 2880441), (43, 1808649), (81, 960147), (129, 602883), (243, 320049), (387, 200961), (729, 106683), (827, 94041), (1161, 66987), (2187, 35561), (2481, 31347), (3483, 22329), (7443, 10449)]