81698145

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 133346304

約数和(自身を除く): 51648159

約数列:

[1, 3, 5, 15, 83, 211, 249, 311, 415, 633, 933, 1055, 1245, 1555, 3165, 4665, 17513, 25813, 52539, 65621, 77439, 87565, 129065, 196863, 262695, 328105, 387195, 984315, 5446543, 16339629, 27232715, 81698145]

約数ペア:

[(1, 81698145), (3, 27232715), (5, 16339629), (15, 5446543), (83, 984315), (211, 387195), (249, 328105), (311, 262695), (415, 196863), (633, 129065), (933, 87565), (1055, 77439), (1245, 65621), (1555, 52539), (3165, 25813), (4665, 17513)]