243386751

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 352000000

約数和(自身を除く): 108613249

約数列:

[1, 3, 19, 43, 57, 129, 199, 499, 597, 817, 1497, 2451, 3781, 8557, 9481, 11343, 21457, 25671, 28443, 64371, 99301, 162583, 297903, 407683, 487749, 1223049, 1886719, 4269943, 5660157, 12809829, 81128917, 243386751]

約数ペア:

[(1, 243386751), (3, 81128917), (19, 12809829), (43, 5660157), (57, 4269943), (129, 1886719), (199, 1223049), (499, 487749), (597, 407683), (817, 297903), (1497, 162583), (2451, 99301), (3781, 64371), (8557, 28443), (9481, 25671), (11343, 21457)]