208035525

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{21841}}^1$

素因数の和:21981

約数の個数: 24

約数和(自身を含む): 346676224

約数和(自身を除く): 138640699

約数列:

[1, 3, 5, 15, 25, 75, 127, 381, 635, 1905, 3175, 9525, 21841, 65523, 109205, 327615, 546025, 1638075, 2773807, 8321421, 13869035, 41607105, 69345175, 208035525]

約数ペア:

[(1, 208035525), (3, 69345175), (5, 41607105), (15, 13869035), (25, 8321421), (75, 2773807), (127, 1638075), (381, 546025), (635, 327615), (1905, 109205), (3175, 65523), (9525, 21841)]