1988611803

素因数分解:

$3^4\times {\mathrm{293}}^1\times {\mathrm{83791}}^1$

素因数の和:84096

約数の個数: 20

約数和(自身を含む): 2980816608

約数和(自身を除く): 992204805

約数列:

[1, 3, 9, 27, 81, 293, 879, 2637, 7911, 23733, 83791, 251373, 754119, 2262357, 6787071, 24550763, 73652289, 220956867, 662870601, 1988611803]

約数ペア:

[(1, 1988611803), (3, 662870601), (9, 220956867), (27, 73652289), (81, 24550763), (293, 6787071), (879, 2262357), (2637, 754119), (7911, 251373), (23733, 83791)]