65721138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1579}}^1$

素因数の和:2582

約数の個数: 32

約数和(自身を含む): 150466560

約数和(自身を除く): 84745422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 991, 1579, 1982, 2973, 3158, 4737, 5946, 6937, 9474, 11053, 13874, 20811, 22106, 33159, 41622, 66318, 1564789, 3129578, 4694367, 9388734, 10953523, 21907046, 32860569, 65721138]

約数ペア:

[(1, 65721138), (2, 32860569), (3, 21907046), (6, 10953523), (7, 9388734), (14, 4694367), (21, 3129578), (42, 1564789), (991, 66318), (1579, 41622), (1982, 33159), (2973, 22106), (3158, 20811), (4737, 13874), (5946, 11053), (6937, 9474)]