217342812

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{421207}}^1$

素因数の和:421257

約数の個数: 24

約数和(自身を含む): 518928256

約数和(自身を除く): 301585444

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 421207, 842414, 1263621, 1684828, 2527242, 5054484, 18111901, 36223802, 54335703, 72447604, 108671406, 217342812]

約数ペア:

[(1, 217342812), (2, 108671406), (3, 72447604), (4, 54335703), (6, 36223802), (12, 18111901), (43, 5054484), (86, 2527242), (129, 1684828), (172, 1263621), (258, 842414), (516, 421207)]