80391123

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{23081}}^1$

素因数の和:23136

約数の個数: 20

約数和(自身を含む): 122888568

約数和(自身を除く): 42497445

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 23081, 69243, 207729, 623187, 992483, 1869561, 2977449, 8932347, 26797041, 80391123]

約数ペア:

[(1, 80391123), (3, 26797041), (9, 8932347), (27, 2977449), (43, 1869561), (81, 992483), (129, 623187), (387, 207729), (1161, 69243), (3483, 23081)]