56561985

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29231}}^1$

素因数の和:29285

約数の個数: 24

約数和(自身を含む): 100324224

約数和(自身を除く): 43762239

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 29231, 87693, 146155, 263079, 438465, 1256933, 1315395, 3770799, 6284665, 11312397, 18853995, 56561985]

約数ペア:

[(1, 56561985), (3, 18853995), (5, 11312397), (9, 6284665), (15, 3770799), (43, 1315395), (45, 1256933), (129, 438465), (215, 263079), (387, 146155), (645, 87693), (1935, 29231)]