127577997

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{4513}}^1$

素因数の和:4874

約数の個数: 20

約数和(自身を含む): 191167900

約数和(自身を除く): 63589903

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 4513, 9423, 13539, 28269, 40617, 121851, 365553, 1575037, 4725111, 14175333, 42525999, 127577997]

約数ペア:

[(1, 127577997), (3, 42525999), (9, 14175333), (27, 4725111), (81, 1575037), (349, 365553), (1047, 121851), (3141, 40617), (4513, 28269), (9423, 13539)]