1490999985

素因数分解:

$3^2\times 5^1\times {\mathrm{1847}}^1\times {\mathrm{17939}}^1$

素因数の和:19797

約数の個数: 24

約数和(自身を含む): 2585943360

約数和(自身を除く): 1094943375

約数列:

[1, 3, 5, 9, 15, 45, 1847, 5541, 9235, 16623, 17939, 27705, 53817, 83115, 89695, 161451, 269085, 807255, 33133333, 99399999, 165666665, 298199997, 496999995, 1490999985]

約数ペア:

[(1, 1490999985), (3, 496999995), (5, 298199997), (9, 165666665), (15, 99399999), (45, 33133333), (1847, 807255), (5541, 269085), (9235, 161451), (16623, 89695), (17939, 83115), (27705, 53817)]