8708487081

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{147629}}^1$

素因数の和:147745

約数の個数: 24

約数和(自身を含む): 13525270080

約数和(自身を除く): 4816782999

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 2809, 8427, 19663, 58989, 147629, 442887, 1033403, 3100209, 7824337, 23473011, 54770359, 164311077, 414689861, 1244069583, 2902829027, 8708487081]

約数ペア:

[(1, 8708487081), (3, 2902829027), (7, 1244069583), (21, 414689861), (53, 164311077), (159, 54770359), (371, 23473011), (1113, 7824337), (2809, 3100209), (8427, 1033403), (19663, 442887), (58989, 147629)]