87638878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{4547}}^1$

素因数の和:4991

約数の個数: 16

約数和(自身を含む): 137531520

約数和(自身を除く): 49892642

約数列:

[1, 2, 23, 46, 419, 838, 4547, 9094, 9637, 19274, 104581, 209162, 1905193, 3810386, 43819439, 87638878]

約数ペア:

[(1, 87638878), (2, 43819439), (23, 3810386), (46, 1905193), (419, 209162), (838, 104581), (4547, 19274), (9094, 9637)]