208031109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{8219}}^1$

素因数の和:8305

約数の個数: 32

約数和(自身を含む): 331430400

約数和(自身を除く): 123399291

約数列:

[1, 3, 11, 13, 33, 39, 59, 143, 177, 429, 649, 767, 1947, 2301, 8219, 8437, 24657, 25311, 90409, 106847, 271227, 320541, 484921, 1175317, 1454763, 3525951, 5334131, 6303973, 16002393, 18911919, 69343703, 208031109]

約数ペア:

[(1, 208031109), (3, 69343703), (11, 18911919), (13, 16002393), (33, 6303973), (39, 5334131), (59, 3525951), (143, 1454763), (177, 1175317), (429, 484921), (649, 320541), (767, 271227), (1947, 106847), (2301, 90409), (8219, 25311), (8437, 24657)]