27791029

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 32800768

約数和(自身を除く): 5009739

約数列:

[1, 7, 43, 127, 301, 727, 889, 5089, 5461, 31261, 38227, 92329, 218827, 646303, 3970147, 27791029]

約数ペア:

[(1, 27791029), (7, 3970147), (43, 646303), (127, 218827), (301, 92329), (727, 38227), (889, 31261), (5089, 5461)]