81971274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{177427}}^1$

素因数の和:177450

約数の個数: 32

約数和(自身を含む): 204397056

約数和(自身を除く): 122425782

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 177427, 354854, 532281, 1064562, 1241989, 1951697, 2483978, 3725967, 3903394, 5855091, 7451934, 11710182, 13661879, 27323758, 40985637, 81971274]

約数ペア:

[(1, 81971274), (2, 40985637), (3, 27323758), (6, 13661879), (7, 11710182), (11, 7451934), (14, 5855091), (21, 3903394), (22, 3725967), (33, 2483978), (42, 1951697), (66, 1241989), (77, 1064562), (154, 532281), (231, 354854), (462, 177427)]