1990244799

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{91873}}^1$

素因数の和:91991

約数の個数: 24

約数和(自身を含む): 3009792240

約数和(自身を除く): 1019547441

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 2407, 7221, 21663, 91873, 275619, 826857, 2664317, 7625459, 7992951, 22876377, 23978853, 68629131, 221138311, 663414933, 1990244799]

約数ペア:

[(1, 1990244799), (3, 663414933), (9, 221138311), (29, 68629131), (83, 23978853), (87, 22876377), (249, 7992951), (261, 7625459), (747, 2664317), (2407, 826857), (7221, 275619), (21663, 91873)]