16745985

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1889}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 29189160

約数和(自身を除く): 12443175

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 1889, 2955, 5667, 8865, 9445, 17001, 28335, 85005, 372133, 1116399, 1860665, 3349197, 5581995, 16745985]

約数ペア:

[(1, 16745985), (3, 5581995), (5, 3349197), (9, 1860665), (15, 1116399), (45, 372133), (197, 85005), (591, 28335), (985, 17001), (1773, 9445), (1889, 8865), (2955, 5667)]