561640986

素因数分解:

$2^1\times 3^3\times {\mathrm{10400759}}^1$

素因数の和:10400770

約数の個数: 16

約数和(自身を含む): 1248091200

約数和(自身を除く): 686450214

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 10400759, 20801518, 31202277, 62404554, 93606831, 187213662, 280820493, 561640986]

約数ペア:

[(1, 561640986), (2, 280820493), (3, 187213662), (6, 93606831), (9, 62404554), (18, 31202277), (27, 20801518), (54, 10400759)]