86530004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{178781}}^1$

素因数の和:178807

約数の個数: 18

約数和(自身を含む): 166446042

約数和(自身を除く): 79916038

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 178781, 357562, 715124, 1966591, 3933182, 7866364, 21632501, 43265002, 86530004]

約数ペア:

[(1, 86530004), (2, 43265002), (4, 21632501), (11, 7866364), (22, 3933182), (44, 1966591), (121, 715124), (242, 357562), (484, 178781)]