28481335

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 35769600

約数和(自身を除く): 7288265

約数列:

[1, 5, 29, 89, 145, 445, 2207, 2581, 11035, 12905, 64003, 196423, 320015, 982115, 5696267, 28481335]

約数ペア:

[(1, 28481335), (5, 5696267), (29, 982115), (89, 320015), (145, 196423), (445, 64003), (2207, 12905), (2581, 11035)]