51358461

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 85843968

約数和(自身を除く): 34485507

約数列:

[1, 3, 7, 11, 21, 33, 77, 223, 231, 669, 997, 1561, 2453, 2991, 4683, 6979, 7359, 10967, 17171, 20937, 32901, 51513, 76769, 222331, 230307, 666993, 1556317, 2445641, 4668951, 7336923, 17119487, 51358461]

約数ペア:

[(1, 51358461), (3, 17119487), (7, 7336923), (11, 4668951), (21, 2445641), (33, 1556317), (77, 666993), (223, 230307), (231, 222331), (669, 76769), (997, 51513), (1561, 32901), (2453, 20937), (2991, 17171), (4683, 10967), (6979, 7359)]