207697749

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 322443264

約数和(自身を除く): 114745515

約数列:

[1, 3, 7, 21, 103, 131, 309, 393, 721, 733, 917, 2163, 2199, 2751, 5131, 13493, 15393, 40479, 75499, 94451, 96023, 226497, 283353, 288069, 528493, 672161, 1585479, 2016483, 9890369, 29671107, 69232583, 207697749]

約数ペア:

[(1, 207697749), (3, 69232583), (7, 29671107), (21, 9890369), (103, 2016483), (131, 1585479), (309, 672161), (393, 528493), (721, 288069), (733, 283353), (917, 226497), (2163, 96023), (2199, 94451), (2751, 75499), (5131, 40479), (13493, 15393)]