8281539

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 36

約数和(自身を含む): 14138280

約数和(自身を除く): 5856741

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 211, 267, 441, 623, 633, 801, 1477, 1869, 1899, 4361, 4431, 5607, 10339, 13083, 13293, 18779, 31017, 39249, 56337, 93051, 131453, 169011, 394359, 920171, 1183077, 2760513, 8281539]

約数ペア:

[(1, 8281539), (3, 2760513), (7, 1183077), (9, 920171), (21, 394359), (49, 169011), (63, 131453), (89, 93051), (147, 56337), (211, 39249), (267, 31017), (441, 18779), (623, 13293), (633, 13083), (801, 10339), (1477, 5607), (1869, 4431), (1899, 4361)]