1992489947

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{71861}}^1$

素因数の和:72118

約数の個数: 16

約数和(自身を含む): 2421461952

約数和(自身を除く): 428972005

約数列:

[1, 7, 17, 119, 233, 1631, 3961, 27727, 71861, 503027, 1221637, 8551459, 16743613, 117205291, 284641421, 1992489947]

約数ペア:

[(1, 1992489947), (7, 284641421), (17, 117205291), (119, 16743613), (233, 8551459), (1631, 1221637), (3961, 503027), (27727, 71861)]