257218242

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{106907}}^1$

素因数の和:107313

約数の個数: 16

約数和(自身を含む): 515724192

約数和(自身を除く): 258505950

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 106907, 213814, 320721, 641442, 42869707, 85739414, 128609121, 257218242]

約数ペア:

[(1, 257218242), (2, 128609121), (3, 85739414), (6, 42869707), (401, 641442), (802, 320721), (1203, 213814), (2406, 106907)]