81116948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167597}}^1$

素因数の和:167623

約数の個数: 18

約数和(自身を含む): 156033738

約数和(自身を除く): 74916790

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 167597, 335194, 670388, 1843567, 3687134, 7374268, 20279237, 40558474, 81116948]

約数ペア:

[(1, 81116948), (2, 40558474), (4, 20279237), (11, 7374268), (22, 3687134), (44, 1843567), (121, 670388), (242, 335194), (484, 167597)]