1339988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 2567208

約数和(自身を除く): 1227220

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 353, 706, 949, 1412, 1898, 3796, 4589, 9178, 18356, 25769, 51538, 103076, 334997, 669994, 1339988]

約数ペア:

[(1, 1339988), (2, 669994), (4, 334997), (13, 103076), (26, 51538), (52, 25769), (73, 18356), (146, 9178), (292, 4589), (353, 3796), (706, 1898), (949, 1412)]