16155921

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{769}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 6020079

約数列:

[1, 3, 47, 141, 149, 447, 769, 2307, 7003, 21009, 36143, 108429, 114581, 343743, 5385307, 16155921]

約数ペア:

[(1, 16155921), (3, 5385307), (47, 343743), (141, 114581), (149, 108429), (447, 36143), (769, 21009), (2307, 7003)]