2928429

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 5271552

約数和(自身を除く): 2343123

約数列:

[1, 3, 7, 9, 21, 23, 43, 47, 63, 69, 129, 141, 161, 207, 301, 329, 387, 423, 483, 903, 987, 989, 1081, 1449, 2021, 2709, 2961, 2967, 3243, 6063, 6923, 7567, 8901, 9729, 14147, 18189, 20769, 22701, 42441, 46483, 62307, 68103, 127323, 139449, 325381, 418347, 976143, 2928429]

約数ペア:

[(1, 2928429), (3, 976143), (7, 418347), (9, 325381), (21, 139449), (23, 127323), (43, 68103), (47, 62307), (63, 46483), (69, 42441), (129, 22701), (141, 20769), (161, 18189), (207, 14147), (301, 9729), (329, 8901), (387, 7567), (423, 6923), (483, 6063), (903, 3243), (987, 2967), (989, 2961), (1081, 2709), (1449, 2021)]