387844929

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10957}}^1$

素因数の和:11011

約数の個数: 40

約数和(自身を含む): 636440640

約数和(自身を除く): 248595711

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 81, 171, 207, 437, 513, 621, 1311, 1539, 1863, 3933, 10957, 11799, 32871, 35397, 98613, 208183, 252011, 295839, 624549, 756033, 887517, 1873647, 2268099, 4788209, 5620941, 6804297, 14364627, 16862823, 20412891, 43093881, 129281643, 387844929]

約数ペア:

[(1, 387844929), (3, 129281643), (9, 43093881), (19, 20412891), (23, 16862823), (27, 14364627), (57, 6804297), (69, 5620941), (81, 4788209), (171, 2268099), (207, 1873647), (437, 887517), (513, 756033), (621, 624549), (1311, 295839), (1539, 252011), (1863, 208183), (3933, 98613), (10957, 35397), (11799, 32871)]