286996910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{404221}}^1$

素因数の和:404299

約数の個数: 16

約数和(自身を含む): 523871712

約数和(自身を除く): 236874802

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 404221, 808442, 2021105, 4042210, 28699691, 57399382, 143498455, 286996910]

約数ペア:

[(1, 286996910), (2, 143498455), (5, 57399382), (10, 28699691), (71, 4042210), (142, 2021105), (355, 808442), (710, 404221)]