639234

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2114

約数の個数: 24

約数和(自身を含む): 1467180

約数和(自身を除く): 827946

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 2089, 4178, 6267, 12534, 18801, 35513, 37602, 71026, 106539, 213078, 319617, 639234]

約数ペア:

[(1, 639234), (2, 319617), (3, 213078), (6, 106539), (9, 71026), (17, 37602), (18, 35513), (34, 18801), (51, 12534), (102, 6267), (153, 4178), (306, 2089)]