27284803

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 35223552

約数和(自身を除く): 7938749

約数列:

[1, 7, 13, 41, 71, 91, 103, 287, 497, 533, 721, 923, 1339, 2911, 3731, 4223, 6461, 7313, 9373, 20377, 29561, 37843, 51191, 54899, 95069, 264901, 299833, 384293, 665483, 2098831, 3897829, 27284803]

約数ペア:

[(1, 27284803), (7, 3897829), (13, 2098831), (41, 665483), (71, 384293), (91, 299833), (103, 264901), (287, 95069), (497, 54899), (533, 51191), (721, 37843), (923, 29561), (1339, 20377), (2911, 9373), (3731, 7313), (4223, 6461)]