15666981465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61439143}}^1$

素因数の和:61439168

約数の個数: 16

約数和(自身を含む): 26541710208

約数和(自身を除く): 10874728743

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 61439143, 184317429, 307195715, 921587145, 1044465431, 3133396293, 5222327155, 15666981465]

約数ペア:

[(1, 15666981465), (3, 5222327155), (5, 3133396293), (15, 1044465431), (17, 921587145), (51, 307195715), (85, 184317429), (255, 61439143)]