17272845

素因数分解:

$3^4\times 5^1\times {\mathrm{42649}}^1$

素因数の和:42666

約数の個数: 20

約数和(自身を含む): 30963900

約数和(自身を除く): 13691055

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 42649, 127947, 213245, 383841, 639735, 1151523, 1919205, 3454569, 5757615, 17272845]

約数ペア:

[(1, 17272845), (3, 5757615), (5, 3454569), (9, 1919205), (15, 1151523), (27, 639735), (45, 383841), (81, 213245), (135, 127947), (405, 42649)]