2912778987

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{189523}}^1$

素因数の和:189682

約数の個数: 16

約数和(自身を含む): 4002746880

約数和(自身を除く): 1089967893

約数列:

[1, 3, 47, 109, 141, 327, 5123, 15369, 189523, 568569, 8907581, 20658007, 26722743, 61974021, 970926329, 2912778987]

約数ペア:

[(1, 2912778987), (3, 970926329), (47, 61974021), (109, 26722743), (141, 20658007), (327, 8907581), (5123, 568569), (15369, 189523)]