81579537

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{697261}}^1$

素因数の和:697280

約数の個数: 12

約数和(自身を含む): 126901684

約数和(自身を除く): 45322147

約数列:

[1, 3, 9, 13, 39, 117, 697261, 2091783, 6275349, 9064393, 27193179, 81579537]

約数ペア:

[(1, 81579537), (3, 27193179), (9, 9064393), (13, 6275349), (39, 2091783), (117, 697261)]