208438135

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{5209}}^1$

素因数の和:5418

約数の個数: 16

約数和(自身を含む): 256582080

約数和(自身を除く): 48143945

約数列:

[1, 5, 53, 151, 265, 755, 5209, 8003, 26045, 40015, 276077, 786559, 1380385, 3932795, 41687627, 208438135]

約数ペア:

[(1, 208438135), (5, 41687627), (53, 3932795), (151, 1380385), (265, 786559), (755, 276077), (5209, 40015), (8003, 26045)]