81874836

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{6871}}^1$

素因数の和:7212

約数の個数: 36

約数和(自身を含む): 207616864

約数和(自身を除く): 125742028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1986, 2979, 3972, 5958, 6871, 11916, 13742, 20613, 27484, 41226, 61839, 82452, 123678, 247356, 2274301, 4548602, 6822903, 9097204, 13645806, 20468709, 27291612, 40937418, 81874836]

約数ペア:

[(1, 81874836), (2, 40937418), (3, 27291612), (4, 20468709), (6, 13645806), (9, 9097204), (12, 6822903), (18, 4548602), (36, 2274301), (331, 247356), (662, 123678), (993, 82452), (1324, 61839), (1986, 41226), (2979, 27484), (3972, 20613), (5958, 13742), (6871, 11916)]