1272271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 32

約数和(自身を含む): 1806336

約数和(自身を除く): 534065

約数列:

[1, 7, 11, 13, 31, 41, 77, 91, 143, 217, 287, 341, 403, 451, 533, 1001, 1271, 2387, 2821, 3157, 3731, 4433, 5863, 8897, 13981, 16523, 31031, 41041, 97867, 115661, 181753, 1272271]

約数ペア:

[(1, 1272271), (7, 181753), (11, 115661), (13, 97867), (31, 41041), (41, 31031), (77, 16523), (91, 13981), (143, 8897), (217, 5863), (287, 4433), (341, 3731), (403, 3157), (451, 2821), (533, 2387), (1001, 1271)]