80578197

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{2053}}^1$

素因数の和:2162

約数の個数: 36

約数和(自身を含む): 136981260

約数和(自身を除く): 56403063

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 267, 441, 623, 801, 1869, 2053, 4361, 5607, 6159, 13083, 14371, 18477, 39249, 43113, 100597, 129339, 182717, 301791, 548151, 905373, 1279019, 1644453, 3837057, 8953133, 11511171, 26859399, 80578197]

約数ペア:

[(1, 80578197), (3, 26859399), (7, 11511171), (9, 8953133), (21, 3837057), (49, 1644453), (63, 1279019), (89, 905373), (147, 548151), (267, 301791), (441, 182717), (623, 129339), (801, 100597), (1869, 43113), (2053, 39249), (4361, 18477), (5607, 14371), (6159, 13083)]