208695315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{818413}}^1$

素因数の和:818438

約数の個数: 16

約数和(自身を含む): 353554848

約数和(自身を除く): 144859533

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 818413, 2455239, 4092065, 12276195, 13913021, 41739063, 69565105, 208695315]

約数ペア:

[(1, 208695315), (3, 69565105), (5, 41739063), (15, 13913021), (17, 12276195), (51, 4092065), (85, 2455239), (255, 818413)]