138555970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1979371}}^1$

素因数の和:1979385

約数の個数: 16

約数和(自身を含む): 285029568

約数和(自身を除く): 146473598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1979371, 3958742, 9896855, 13855597, 19793710, 27711194, 69277985, 138555970]

約数ペア:

[(1, 138555970), (2, 69277985), (5, 27711194), (7, 19793710), (10, 13855597), (14, 9896855), (35, 3958742), (70, 1979371)]