8785287

素因数分解:

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

素因数の和:129

約数の個数: 64

約数和(自身を含む): 16220160

約数和(自身を除く): 7434873

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 47, 63, 69, 129, 141, 161, 189, 207, 301, 329, 387, 423, 483, 621, 903, 987, 989, 1081, 1161, 1269, 1449, 2021, 2709, 2961, 2967, 3243, 4347, 6063, 6923, 7567, 8127, 8883, 8901, 9729, 14147, 18189, 20769, 22701, 26703, 29187, 42441, 46483, 54567, 62307, 68103, 127323, 139449, 186921, 204309, 325381, 381969, 418347, 976143, 1255041, 2928429, 8785287]

約数ペア:

[(1, 8785287), (3, 2928429), (7, 1255041), (9, 976143), (21, 418347), (23, 381969), (27, 325381), (43, 204309), (47, 186921), (63, 139449), (69, 127323), (129, 68103), (141, 62307), (161, 54567), (189, 46483), (207, 42441), (301, 29187), (329, 26703), (387, 22701), (423, 20769), (483, 18189), (621, 14147), (903, 9729), (987, 8901), (989, 8883), (1081, 8127), (1161, 7567), (1269, 6923), (1449, 6063), (2021, 4347), (2709, 3243), (2961, 2967)]