68485756

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{907}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 123052160

約数和(自身を除く): 54566404

約数列:

[1, 2, 4, 43, 86, 172, 439, 878, 907, 1756, 1814, 3628, 18877, 37754, 39001, 75508, 78002, 156004, 398173, 796346, 1592692, 17121439, 34242878, 68485756]

約数ペア:

[(1, 68485756), (2, 34242878), (4, 17121439), (43, 1592692), (86, 796346), (172, 398173), (439, 156004), (878, 78002), (907, 75508), (1756, 39001), (1814, 37754), (3628, 18877)]