40663287

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 75404160

約数和(自身を除く): 34740873

約数列:

[1, 3, 7, 9, 19, 21, 23, 49, 57, 63, 69, 133, 147, 161, 171, 207, 211, 399, 437, 441, 483, 633, 931, 1127, 1197, 1311, 1449, 1477, 1899, 2793, 3059, 3381, 3933, 4009, 4431, 4853, 8379, 9177, 10143, 10339, 12027, 13293, 14559, 21413, 27531, 28063, 31017, 33971, 36081, 43677, 64239, 84189, 92207, 93051, 101913, 192717, 196441, 237797, 252567, 276621, 305739, 589323, 645449, 713391, 829863, 1767969, 1936347, 2140173, 4518143, 5809041, 13554429, 40663287]

約数ペア:

[(1, 40663287), (3, 13554429), (7, 5809041), (9, 4518143), (19, 2140173), (21, 1936347), (23, 1767969), (49, 829863), (57, 713391), (63, 645449), (69, 589323), (133, 305739), (147, 276621), (161, 252567), (171, 237797), (207, 196441), (211, 192717), (399, 101913), (437, 93051), (441, 92207), (483, 84189), (633, 64239), (931, 43677), (1127, 36081), (1197, 33971), (1311, 31017), (1449, 28063), (1477, 27531), (1899, 21413), (2793, 14559), (3059, 13293), (3381, 12027), (3933, 10339), (4009, 10143), (4431, 9177), (4853, 8379)]