90409654

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1\times {\mathrm{1621}}^1$

素因数の和:2055

約数の個数: 16

約数和(自身を含む): 137805120

約数和(自身を除く): 47395466

約数列:

[1, 2, 79, 158, 353, 706, 1621, 3242, 27887, 55774, 128059, 256118, 572213, 1144426, 45204827, 90409654]

約数ペア:

[(1, 90409654), (2, 45204827), (79, 1144426), (158, 572213), (353, 256118), (706, 128059), (1621, 55774), (3242, 27887)]