30480009

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1602

約数の個数: 32

約数和(自身を含む): 49920000

約数和(自身を除く): 19439991

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 1559, 2793, 4677, 6517, 10913, 19551, 29621, 32739, 76391, 88863, 207347, 229173, 534737, 622041, 1451429, 1604211, 4354287, 10160003, 30480009]

約数ペア:

[(1, 30480009), (3, 10160003), (7, 4354287), (19, 1604211), (21, 1451429), (49, 622041), (57, 534737), (133, 229173), (147, 207347), (343, 88863), (399, 76391), (931, 32739), (1029, 29621), (1559, 19551), (2793, 10913), (4677, 6517)]