200978345

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{19889}}^1$

素因数の和:19984

約数の個数: 16

約数和(自身を含む): 252046080

約数和(自身を除く): 51067735

約数列:

[1, 5, 43, 47, 215, 235, 2021, 10105, 19889, 99445, 855227, 934783, 4276135, 4673915, 40195669, 200978345]

約数ペア:

[(1, 200978345), (5, 40195669), (43, 4673915), (47, 4276135), (215, 934783), (235, 855227), (2021, 99445), (10105, 19889)]