389733982

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1610471}}^1$

素因数の和:1610495

約数の個数: 12

約数和(自身を含む): 642578328

約数和(自身を除く): 252844346

約数列:

[1, 2, 11, 22, 121, 242, 1610471, 3220942, 17715181, 35430362, 194866991, 389733982]

約数ペア:

[(1, 389733982), (2, 194866991), (11, 35430362), (22, 17715181), (121, 3220942), (242, 1610471)]