17670879

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1092

約数の個数: 20

約数和(自身を含む): 26528040

約数和(自身を除く): 8857161

約数列:

[1, 3, 9, 27, 81, 269, 807, 811, 2421, 2433, 7263, 7299, 21789, 21897, 65691, 218159, 654477, 1963431, 5890293, 17670879]

約数ペア:

[(1, 17670879), (3, 5890293), (9, 1963431), (27, 654477), (81, 218159), (269, 65691), (807, 21897), (811, 21789), (2421, 7299), (2433, 7263)]