209743005

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{130681}}^1$

素因数の和:130796

約数の個数: 16

約数和(自身を含む): 338727744

約数和(自身を除く): 128984739

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 130681, 392043, 653405, 1960215, 13982867, 41948601, 69914335, 209743005]

約数ペア:

[(1, 209743005), (3, 69914335), (5, 41948601), (15, 13982867), (107, 1960215), (321, 653405), (535, 392043), (1605, 130681)]