2478172795

素因数分解:

$5^1\times 7^2\times {\mathrm{659}}^1\times {\mathrm{15349}}^1$

素因数の和:16027

約数の個数: 24

約数和(自身を含む): 3464802000

約数和(自身を除く): 986629205

約数列:

[1, 5, 7, 35, 49, 245, 659, 3295, 4613, 15349, 23065, 32291, 76745, 107443, 161455, 537215, 752101, 3760505, 10114991, 50574955, 70804937, 354024685, 495634559, 2478172795]

約数ペア:

[(1, 2478172795), (5, 495634559), (7, 354024685), (35, 70804937), (49, 50574955), (245, 10114991), (659, 3760505), (3295, 752101), (4613, 537215), (15349, 161455), (23065, 107443), (32291, 76745)]