488148661

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15731}}^1$

素因数の和:15793

約数の個数: 32

約数和(自身を含む): 676601856

約数和(自身を除く): 188453195

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 1001, 2387, 2821, 4433, 15731, 31031, 110117, 173041, 204503, 487661, 1211287, 1431521, 2249533, 3413627, 5364271, 6339593, 15746731, 37549897, 44377151, 69735523, 488148661]

約数ペア:

[(1, 488148661), (7, 69735523), (11, 44377151), (13, 37549897), (31, 15746731), (77, 6339593), (91, 5364271), (143, 3413627), (217, 2249533), (341, 1431521), (403, 1211287), (1001, 487661), (2387, 204503), (2821, 173041), (4433, 110117), (15731, 31031)]