2220348213

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{627749}}^1$

素因数の和:627889

約数の個数: 16

約数和(自身を含む): 3314520000

約数和(自身を除く): 1094171787

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 627749, 1883247, 5649741, 16949223, 82235119, 246705357, 740116071, 2220348213]

約数ペア:

[(1, 2220348213), (3, 740116071), (9, 246705357), (27, 82235119), (131, 16949223), (393, 5649741), (1179, 1883247), (3537, 627749)]