199910139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10837}}^1$

素因数の和:10907

約数の個数: 32

約数和(自身を含む): 320457984

約数和(自身を除く): 120547845

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1419, 1677, 6149, 10837, 18447, 32511, 119207, 140881, 357621, 422643, 465991, 1397973, 1549691, 4649073, 5125901, 6057883, 15377703, 18173649, 66636713, 199910139]

約数ペア:

[(1, 199910139), (3, 66636713), (11, 18173649), (13, 15377703), (33, 6057883), (39, 5125901), (43, 4649073), (129, 1549691), (143, 1397973), (429, 465991), (473, 422643), (559, 357621), (1419, 140881), (1677, 119207), (6149, 32511), (10837, 18447)]