8020782

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:675

約数の個数: 80

約数和(自身を含む): 22442112

約数和(自身を除く): 14421330

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 643, 693, 891, 1134, 1286, 1386, 1782, 1929, 2079, 3858, 4158, 4501, 5787, 6237, 7073, 9002, 11574, 12474, 13503, 14146, 17361, 21219, 27006, 34722, 40509, 42438, 49511, 52083, 63657, 81018, 99022, 104166, 121527, 127314, 148533, 190971, 243054, 297066, 364581, 381942, 445599, 572913, 729162, 891198, 1145826, 1336797, 2673594, 4010391, 8020782]

約数ペア:

[(1, 8020782), (2, 4010391), (3, 2673594), (6, 1336797), (7, 1145826), (9, 891198), (11, 729162), (14, 572913), (18, 445599), (21, 381942), (22, 364581), (27, 297066), (33, 243054), (42, 190971), (54, 148533), (63, 127314), (66, 121527), (77, 104166), (81, 99022), (99, 81018), (126, 63657), (154, 52083), (162, 49511), (189, 42438), (198, 40509), (231, 34722), (297, 27006), (378, 21219), (462, 17361), (567, 14146), (594, 13503), (643, 12474), (693, 11574), (891, 9002), (1134, 7073), (1286, 6237), (1386, 5787), (1782, 4501), (1929, 4158), (2079, 3858)]