25018479

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 37076000

約数和(自身を除く): 12057521

約数列:

[1, 3, 9, 61, 183, 199, 229, 549, 597, 687, 1791, 2061, 12139, 13969, 36417, 41907, 45571, 109251, 125721, 136713, 410139, 2779831, 8339493, 25018479]

約数ペア:

[(1, 25018479), (3, 8339493), (9, 2779831), (61, 410139), (183, 136713), (199, 125721), (229, 109251), (549, 45571), (597, 41907), (687, 36417), (1791, 13969), (2061, 12139)]