205758429

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{61}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 316140480

約数和(自身を除く): 110382051

約数列:

[1, 3, 17, 19, 51, 57, 59, 61, 177, 183, 323, 969, 1003, 1037, 1121, 1159, 3009, 3111, 3363, 3477, 3481, 3599, 10443, 10797, 19057, 19703, 57171, 59109, 59177, 61183, 66139, 68381, 177531, 183549, 198417, 205143, 212341, 637023, 1124363, 1162477, 3373089, 3487431, 3609797, 4034479, 10829391, 12103437, 68586143, 205758429]

約数ペア:

[(1, 205758429), (3, 68586143), (17, 12103437), (19, 10829391), (51, 4034479), (57, 3609797), (59, 3487431), (61, 3373089), (177, 1162477), (183, 1124363), (323, 637023), (969, 212341), (1003, 205143), (1037, 198417), (1121, 183549), (1159, 177531), (3009, 68381), (3111, 66139), (3363, 61183), (3477, 59177), (3481, 59109), (3599, 57171), (10443, 19703), (10797, 19057)]