646551477

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55819}}^1$

素因数の和:55855

約数の個数: 40

約数和(自身を含む): 1134708960

約数和(自身を除く): 488157483

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 11583, 55819, 167457, 502371, 614009, 725647, 1507113, 1842027, 2176941, 4521339, 5526081, 6530823, 7982117, 16578243, 19592469, 23946351, 49734729, 58777407, 71839053, 215517159, 646551477]

約数ペア:

[(1, 646551477), (3, 215517159), (9, 71839053), (11, 58777407), (13, 49734729), (27, 23946351), (33, 19592469), (39, 16578243), (81, 7982117), (99, 6530823), (117, 5526081), (143, 4521339), (297, 2176941), (351, 1842027), (429, 1507113), (891, 725647), (1053, 614009), (1287, 502371), (3861, 167457), (11583, 55819)]