72747165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{285283}}^1$

素因数の和:285308

約数の個数: 16

約数和(自身を含む): 123242688

約数和(自身を除く): 50495523

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 285283, 855849, 1426415, 4279245, 4849811, 14549433, 24249055, 72747165]

約数ペア:

[(1, 72747165), (3, 24249055), (5, 14549433), (15, 4849811), (17, 4279245), (51, 1426415), (85, 855849), (255, 285283)]