26980855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25819}}^1$

素因数の和:25854

約数の個数: 16

約数和(自身を含む): 37180800

約数和(自身を除く): 10199945

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 25819, 129095, 284009, 490561, 1420045, 2452805, 5396171, 26980855]

約数ペア:

[(1, 26980855), (5, 5396171), (11, 2452805), (19, 1420045), (55, 490561), (95, 284009), (209, 129095), (1045, 25819)]