1860225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1459}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 3258720

約数和(自身を除く): 1398495

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1459, 4377, 7295, 21885, 24803, 36475, 74409, 109425, 124015, 372045, 620075, 1860225]

約数ペア:

[(1, 1860225), (3, 620075), (5, 372045), (15, 124015), (17, 109425), (25, 74409), (51, 36475), (75, 24803), (85, 21885), (255, 7295), (425, 4377), (1275, 1459)]