12121109

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12109}}^1$

素因数の和:12140

約数の個数: 16

約数和(自身を含む): 16275840

約数和(自身を除く): 4154731

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 12109, 84763, 133199, 157417, 932393, 1101919, 1731587, 12121109]

約数ペア:

[(1, 12121109), (7, 1731587), (11, 1101919), (13, 932393), (77, 157417), (91, 133199), (143, 84763), (1001, 12109)]