209004045

素因数分解:

$3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{27701}}^1$

素因数の和:28212

約数の個数: 16

約数和(自身を含む): 335083392

約数和(自身を除く): 126079347

約数列:

[1, 3, 5, 15, 503, 1509, 2515, 7545, 27701, 83103, 138505, 415515, 13933603, 41800809, 69668015, 209004045]

約数ペア:

[(1, 209004045), (3, 69668015), (5, 41800809), (15, 13933603), (503, 415515), (1509, 138505), (2515, 83103), (7545, 27701)]