201661191

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{439349}}^1$

素因数の和:439375

約数の個数: 16

約数和(自身を含む): 316332000

約数和(自身を除く): 114670809

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 439349, 1318047, 3954141, 7468933, 11862423, 22406799, 67220397, 201661191]

約数ペア:

[(1, 201661191), (3, 67220397), (9, 22406799), (17, 11862423), (27, 7468933), (51, 3954141), (153, 1318047), (459, 439349)]