1138647519

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1781921}}^1$

素因数の和:1781998

約数の個数: 12

約数和(自身を含む): 1667878992

約数和(自身を除く): 529231473

約数列:

[1, 3, 9, 71, 213, 639, 1781921, 5345763, 16037289, 126516391, 379549173, 1138647519]

約数ペア:

[(1, 1138647519), (3, 379549173), (9, 126516391), (71, 16037289), (213, 5345763), (639, 1781921)]