285655707

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 435164160

約数和(自身を除く): 149508453

約数列:

[1, 3, 9, 27, 47, 141, 163, 423, 489, 1269, 1381, 1467, 4143, 4401, 7661, 12429, 22983, 37287, 64907, 68949, 194721, 206847, 225103, 584163, 675309, 1752489, 2025927, 6077781, 10579841, 31739523, 95218569, 285655707]

約数ペア:

[(1, 285655707), (3, 95218569), (9, 31739523), (27, 10579841), (47, 6077781), (141, 2025927), (163, 1752489), (423, 675309), (489, 584163), (1269, 225103), (1381, 206847), (1467, 194721), (4143, 68949), (4401, 64907), (7661, 37287), (12429, 22983)]