42072135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{57241}}^1$

素因数の和:57263

約数の個数: 24

約数和(自身を含む): 78307056

約数和(自身を除く): 36234921

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 57241, 171723, 286205, 400687, 858615, 1202061, 2003435, 2804809, 6010305, 8414427, 14024045, 42072135]

約数ペア:

[(1, 42072135), (3, 14024045), (5, 8414427), (7, 6010305), (15, 2804809), (21, 2003435), (35, 1202061), (49, 858615), (105, 400687), (147, 286205), (245, 171723), (735, 57241)]