1691330247

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{493243}}^1$

素因数の和:493379

約数の個数: 16

約数和(自身を含む): 2525409280

約数和(自身を除く): 834079033

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 493243, 1479729, 4439187, 13317561, 62641861, 187925583, 563776749, 1691330247]

約数ペア:

[(1, 1691330247), (3, 563776749), (9, 187925583), (27, 62641861), (127, 13317561), (381, 4439187), (1143, 1479729), (3429, 493243)]