30864339

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4391}}^1$

素因数の和:4479

約数の個数: 24

約数和(自身を含む): 49330944

約数和(自身を除く): 18466605

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 4391, 7029, 13173, 39519, 48301, 144903, 311761, 434709, 935283, 2805849, 3429371, 10288113, 30864339]

約数ペア:

[(1, 30864339), (3, 10288113), (9, 3429371), (11, 2805849), (33, 935283), (71, 434709), (99, 311761), (213, 144903), (639, 48301), (781, 39519), (2343, 13173), (4391, 7029)]