561978

素因数分解:

$2^1\times 3^4\times {\mathrm{3469}}^1$

素因数の和:3483

約数の個数: 20

約数和(自身を含む): 1259610

約数和(自身を除く): 697632

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 3469, 6938, 10407, 20814, 31221, 62442, 93663, 187326, 280989, 561978]

約数ペア:

[(1, 561978), (2, 280989), (3, 187326), (6, 93663), (9, 62442), (18, 31221), (27, 20814), (54, 10407), (81, 6938), (162, 3469)]