218610657

素因数分解:

$3^4\times {\mathrm{967}}^1\times {\mathrm{2791}}^1$

素因数の和:3770

約数の個数: 20

約数和(自身を含む): 327021376

約数和(自身を除く): 108410719

約数列:

[1, 3, 9, 27, 81, 967, 2791, 2901, 8373, 8703, 25119, 26109, 75357, 78327, 226071, 2698897, 8096691, 24290073, 72870219, 218610657]

約数ペア:

[(1, 218610657), (3, 72870219), (9, 24290073), (27, 8096691), (81, 2698897), (967, 226071), (2791, 78327), (2901, 75357), (8373, 26109), (8703, 25119)]