16730217

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:722

約数の個数: 36

約数和(自身を含む): 28632240

約数和(自身を除く): 11902023

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 643, 1239, 1929, 2891, 3717, 4501, 5787, 8673, 13503, 26019, 31507, 37937, 40509, 94521, 113811, 265559, 283563, 341433, 796677, 1858913, 2390031, 5576739, 16730217]

約数ペア:

[(1, 16730217), (3, 5576739), (7, 2390031), (9, 1858913), (21, 796677), (49, 341433), (59, 283563), (63, 265559), (147, 113811), (177, 94521), (413, 40509), (441, 37937), (531, 31507), (643, 26019), (1239, 13503), (1929, 8673), (2891, 5787), (3717, 4501)]