81330654

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{1303}}^1$

素因数の和:1512

約数の個数: 32

約数和(自身を含む): 165993984

約数和(自身を除く): 84663330

約数列:

[1, 2, 3, 6, 101, 103, 202, 206, 303, 309, 606, 618, 1303, 2606, 3909, 7818, 10403, 20806, 31209, 62418, 131603, 134209, 263206, 268418, 394809, 402627, 789618, 805254, 13555109, 27110218, 40665327, 81330654]

約数ペア:

[(1, 81330654), (2, 40665327), (3, 27110218), (6, 13555109), (101, 805254), (103, 789618), (202, 402627), (206, 394809), (303, 268418), (309, 263206), (606, 134209), (618, 131603), (1303, 62418), (2606, 31209), (3909, 20806), (7818, 10403)]