127872207

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2411}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 189641088

約数和(自身を除く): 61768881

約数列:

[1, 3, 9, 71, 83, 213, 249, 639, 747, 2411, 5893, 7233, 17679, 21699, 53037, 171181, 200113, 513543, 600339, 1540629, 1801017, 14208023, 42624069, 127872207]

約数ペア:

[(1, 127872207), (3, 42624069), (9, 14208023), (71, 1801017), (83, 1540629), (213, 600339), (249, 513543), (639, 200113), (747, 171181), (2411, 53037), (5893, 21699), (7233, 17679)]