205065119

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 258816000

約数和(自身を除く): 53750881

約数列:

[1, 7, 19, 29, 79, 133, 203, 551, 553, 673, 1501, 2291, 3857, 4711, 10507, 12787, 16037, 19517, 43529, 53167, 89509, 136619, 304703, 370823, 372169, 1010173, 1541843, 2595761, 7071211, 10792901, 29295017, 205065119]

約数ペア:

[(1, 205065119), (7, 29295017), (19, 10792901), (29, 7071211), (79, 2595761), (133, 1541843), (203, 1010173), (551, 372169), (553, 370823), (673, 304703), (1501, 136619), (2291, 89509), (3857, 53167), (4711, 43529), (10507, 19517), (12787, 16037)]