729729

素因数分解:

$3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:49

約数の個数: 56

約数和(自身を含む): 1468992

約数和(自身を除く): 739263

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 81, 91, 99, 117, 143, 189, 231, 243, 273, 297, 351, 429, 567, 693, 729, 819, 891, 1001, 1053, 1287, 1701, 2079, 2457, 2673, 3003, 3159, 3861, 5103, 6237, 7371, 8019, 9009, 9477, 11583, 18711, 22113, 27027, 34749, 56133, 66339, 81081, 104247, 243243, 729729]

約数ペア:

[(1, 729729), (3, 243243), (7, 104247), (9, 81081), (11, 66339), (13, 56133), (21, 34749), (27, 27027), (33, 22113), (39, 18711), (63, 11583), (77, 9477), (81, 9009), (91, 8019), (99, 7371), (117, 6237), (143, 5103), (189, 3861), (231, 3159), (243, 3003), (273, 2673), (297, 2457), (351, 2079), (429, 1701), (567, 1287), (693, 1053), (729, 1001), (819, 891)]