209235087

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{42193}}^1$

素因数の和:42247

約数の個数: 24

約数和(自身を含む): 329113200

約数和(自身を除く): 119878113

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 42193, 126579, 379737, 801667, 1223597, 2405001, 3670791, 7215003, 11012373, 23248343, 69745029, 209235087]

約数ペア:

[(1, 209235087), (3, 69745029), (9, 23248343), (19, 11012373), (29, 7215003), (57, 3670791), (87, 2405001), (171, 1223597), (261, 801667), (551, 379737), (1653, 126579), (4959, 42193)]