47209743

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 84536320

約数和(自身を除く): 37326577

約数列:

[1, 3, 7, 9, 21, 27, 37, 43, 63, 111, 129, 157, 189, 259, 301, 333, 387, 471, 777, 903, 999, 1099, 1161, 1413, 1591, 2331, 2709, 3297, 4239, 4773, 5809, 6751, 6993, 8127, 9891, 11137, 14319, 17427, 20253, 29673, 33411, 40663, 42957, 47257, 52281, 60759, 100233, 121989, 141771, 156843, 182277, 249787, 300699, 365967, 425313, 749361, 1097901, 1275939, 1748509, 2248083, 5245527, 6744249, 15736581, 47209743]

約数ペア:

[(1, 47209743), (3, 15736581), (7, 6744249), (9, 5245527), (21, 2248083), (27, 1748509), (37, 1275939), (43, 1097901), (63, 749361), (111, 425313), (129, 365967), (157, 300699), (189, 249787), (259, 182277), (301, 156843), (333, 141771), (387, 121989), (471, 100233), (777, 60759), (903, 52281), (999, 47257), (1099, 42957), (1161, 40663), (1413, 33411), (1591, 29673), (2331, 20253), (2709, 17427), (3297, 14319), (4239, 11137), (4773, 9891), (5809, 8127), (6751, 6993)]