256839542

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{1303}}^1\times {\mathrm{1471}}^1$

素因数の和:2843

約数の個数: 16

約数和(自身を含む): 391575552

約数和(自身を除く): 134736010

約数列:

[1, 2, 67, 134, 1303, 1471, 2606, 2942, 87301, 98557, 174602, 197114, 1916713, 3833426, 128419771, 256839542]

約数ペア:

[(1, 256839542), (2, 128419771), (67, 3833426), (134, 1916713), (1303, 197114), (1471, 174602), (2606, 98557), (2942, 87301)]