87358271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 118153728

約数和(自身を除く): 30795457

約数列:

[1, 7, 11, 13, 77, 91, 143, 197, 443, 1001, 1379, 2167, 2561, 3101, 4873, 5759, 15169, 17927, 28171, 34111, 40313, 63349, 87271, 197197, 443443, 610897, 959981, 1134523, 6719867, 7941661, 12479753, 87358271]

約数ペア:

[(1, 87358271), (7, 12479753), (11, 7941661), (13, 6719867), (77, 1134523), (91, 959981), (143, 610897), (197, 443443), (443, 197197), (1001, 87271), (1379, 63349), (2167, 40313), (2561, 34111), (3101, 28171), (4873, 17927), (5759, 15169)]