171405945

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{81043}}^1$

素因数の和:81101

約数の個数: 24

約数和(自身を含む): 303428736

約数和(自身を除く): 132022791

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 81043, 243129, 405215, 729387, 1215645, 3646935, 3809021, 11427063, 19045105, 34281189, 57135315, 171405945]

約数ペア:

[(1, 171405945), (3, 57135315), (5, 34281189), (9, 19045105), (15, 11427063), (45, 3809021), (47, 3646935), (141, 1215645), (235, 729387), (423, 405215), (705, 243129), (2115, 81043)]