20160549

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{1663}}^1$

素因数の和:2121

約数の個数: 16

約数和(自身を含む): 29952000

約数和(自身を除く): 9791451

約数列:

[1, 3, 9, 27, 449, 1347, 1663, 4041, 4989, 12123, 14967, 44901, 746687, 2240061, 6720183, 20160549]

約数ペア:

[(1, 20160549), (3, 6720183), (9, 2240061), (27, 746687), (449, 44901), (1347, 14967), (1663, 12123), (4041, 4989)]