172386009

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{205957}}^1$

素因数の和:205997

約数の個数: 16

約数和(自身を含む): 263626240

約数和(自身を除く): 91240231

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 205957, 617871, 1853613, 5560839, 6384667, 19154001, 57462003, 172386009]

約数ペア:

[(1, 172386009), (3, 57462003), (9, 19154001), (27, 6384667), (31, 5560839), (93, 1853613), (279, 617871), (837, 205957)]