81200916

素因数分解:

$2^2\times 3^2\times {\mathrm{2255581}}^1$

素因数の和:2255591

約数の個数: 18

約数和(自身を含む): 205257962

約数和(自身を除く): 124057046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2255581, 4511162, 6766743, 9022324, 13533486, 20300229, 27066972, 40600458, 81200916]

約数ペア:

[(1, 81200916), (2, 40600458), (3, 27066972), (4, 20300229), (6, 13533486), (9, 9022324), (12, 6766743), (18, 4511162), (36, 2255581)]