2142243

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 3294720

約数和(自身を除く): 1152477

約数列:

[1, 3, 9, 23, 69, 79, 131, 207, 237, 393, 711, 1179, 1817, 3013, 5451, 9039, 10349, 16353, 27117, 31047, 93141, 238027, 714081, 2142243]

約数ペア:

[(1, 2142243), (3, 714081), (9, 238027), (23, 93141), (69, 31047), (79, 27117), (131, 16353), (207, 10349), (237, 9039), (393, 5451), (711, 3013), (1179, 1817)]