81249516

素因数分解:

$2^2\times 3^2\times {\mathrm{2256931}}^1$

素因数の和:2256941

約数の個数: 18

約数和(自身を含む): 205380812

約数和(自身を除く): 124131296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2256931, 4513862, 6770793, 9027724, 13541586, 20312379, 27083172, 40624758, 81249516]

約数ペア:

[(1, 81249516), (2, 40624758), (3, 27083172), (4, 20312379), (6, 13541586), (9, 9027724), (12, 6770793), (18, 4513862), (36, 2256931)]