87110804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{179981}}^1$

素因数の和:180007

約数の個数: 18

約数和(自身を含む): 167563242

約数和(自身を除く): 80452438

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 179981, 359962, 719924, 1979791, 3959582, 7919164, 21777701, 43555402, 87110804]

約数ペア:

[(1, 87110804), (2, 43555402), (4, 21777701), (11, 7919164), (22, 3959582), (44, 1979791), (121, 719924), (242, 359962), (484, 179981)]