38816487

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5279}}^1$

素因数の和:5347

約数の個数: 24

約数和(自身を含む): 60403200

約数和(自身を除く): 21586713

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 5279, 7353, 15837, 47511, 100301, 226997, 300903, 680991, 902709, 2042973, 4312943, 12938829, 38816487]

約数ペア:

[(1, 38816487), (3, 12938829), (9, 4312943), (19, 2042973), (43, 902709), (57, 680991), (129, 300903), (171, 226997), (387, 100301), (817, 47511), (2451, 15837), (5279, 7353)]