201999900681

素因数分解:

$3^3\times {\mathrm{1601}}^1\times {\mathrm{4673003}}^1$

素因数の和:4674613

約数の個数: 16

約数和(自身を含む): 299446096320

約数和(自身を除く): 97446195639

約数列:

[1, 3, 9, 27, 1601, 4803, 14409, 43227, 4673003, 14019009, 42057027, 126171081, 7481477803, 22444433409, 67333300227, 201999900681]

約数ペア:

[(1, 201999900681), (3, 67333300227), (9, 22444433409), (27, 7481477803), (1601, 126171081), (4803, 42057027), (14409, 14019009), (43227, 4673003)]