207865791

素因数分解:

$3^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2663}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 364435200

約数和(自身を除く): 156569409

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 147, 177, 189, 413, 441, 531, 1239, 1323, 1593, 2663, 2891, 3717, 7989, 8673, 11151, 18641, 23967, 26019, 55923, 71901, 78057, 130487, 157117, 167769, 391461, 471351, 503307, 1099819, 1174383, 1414053, 3299457, 3523149, 4242159, 7698733, 9898371, 23096199, 29695113, 69288597, 207865791]

約数ペア:

[(1, 207865791), (3, 69288597), (7, 29695113), (9, 23096199), (21, 9898371), (27, 7698733), (49, 4242159), (59, 3523149), (63, 3299457), (147, 1414053), (177, 1174383), (189, 1099819), (413, 503307), (441, 471351), (531, 391461), (1239, 167769), (1323, 157117), (1593, 130487), (2663, 78057), (2891, 71901), (3717, 55923), (7989, 26019), (8673, 23967), (11151, 18641)]