81784764

素因数分解:

$2^2\times 3^2\times {\mathrm{2271799}}^1$

素因数の和:2271809

約数の個数: 18

約数和(自身を含む): 206733800

約数和(自身を除く): 124949036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2271799, 4543598, 6815397, 9087196, 13630794, 20446191, 27261588, 40892382, 81784764]

約数ペア:

[(1, 81784764), (2, 40892382), (3, 27261588), (4, 20446191), (6, 13630794), (9, 9087196), (12, 6815397), (18, 4543598), (36, 2271799)]