209982159

素因数分解:

$3^3\times {\mathrm{1511}}^1\times {\mathrm{5147}}^1$

素因数の和:6667

約数の個数: 16

約数和(自身を含む): 311351040

約数和(自身を除く): 101368881

約数列:

[1, 3, 9, 27, 1511, 4533, 5147, 13599, 15441, 40797, 46323, 138969, 7777117, 23331351, 69994053, 209982159]

約数ペア:

[(1, 209982159), (3, 69994053), (9, 23331351), (27, 7777117), (1511, 138969), (4533, 46323), (5147, 40797), (13599, 15441)]