66911787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 107078400

約数和(自身を除く): 40166613

約数列:

[1, 3, 9, 19, 29, 57, 87, 103, 131, 171, 261, 309, 393, 551, 927, 1179, 1653, 1957, 2489, 2987, 3799, 4959, 5871, 7467, 8961, 11397, 13493, 17613, 22401, 26883, 34191, 40479, 56753, 72181, 121437, 170259, 216543, 256367, 391297, 510777, 649629, 769101, 1173891, 2307303, 3521673, 7434643, 22303929, 66911787]

約数ペア:

[(1, 66911787), (3, 22303929), (9, 7434643), (19, 3521673), (29, 2307303), (57, 1173891), (87, 769101), (103, 649629), (131, 510777), (171, 391297), (261, 256367), (309, 216543), (393, 170259), (551, 121437), (927, 72181), (1179, 56753), (1653, 40479), (1957, 34191), (2489, 26883), (2987, 22401), (3799, 17613), (4959, 13493), (5871, 11397), (7467, 8961)]