553936

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:486

約数の個数: 20

約数和(自身を含む): 1088100

約数和(自身を除く): 534164

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 389, 712, 778, 1424, 1556, 3112, 6224, 34621, 69242, 138484, 276968, 553936]

約数ペア:

[(1, 553936), (2, 276968), (4, 138484), (8, 69242), (16, 34621), (89, 6224), (178, 3112), (356, 1556), (389, 1424), (712, 778)]