81605958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{8713}}^1$

素因数の和:8948

約数の個数: 32

約数和(自身を含む): 187385856

約数和(自身を除く): 105779898

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 3122, 4683, 8713, 9366, 17426, 26139, 52278, 60991, 121982, 182973, 365946, 1942999, 3885998, 5828997, 11657994, 13600993, 27201986, 40802979, 81605958]

約数ペア:

[(1, 81605958), (2, 40802979), (3, 27201986), (6, 13600993), (7, 11657994), (14, 5828997), (21, 3885998), (42, 1942999), (223, 365946), (446, 182973), (669, 121982), (1338, 60991), (1561, 52278), (3122, 26139), (4683, 17426), (8713, 9366)]