87178273

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 110702592

約数和(自身を除く): 23524319

約数列:

[1, 7, 13, 71, 91, 103, 131, 497, 721, 917, 923, 1339, 1703, 6461, 7313, 9301, 9373, 11921, 13493, 51191, 65107, 94451, 95069, 120913, 175409, 665483, 846391, 958003, 1227863, 6706021, 12454039, 87178273]

約数ペア:

[(1, 87178273), (7, 12454039), (13, 6706021), (71, 1227863), (91, 958003), (103, 846391), (131, 665483), (497, 175409), (721, 120913), (917, 95069), (923, 94451), (1339, 65107), (1703, 51191), (6461, 13493), (7313, 11921), (9301, 9373)]