386346429

素因数分解:

$3^5\times 7^2\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 684186048

約数和(自身を除く): 297839619

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 81, 147, 189, 213, 243, 441, 457, 497, 567, 639, 1323, 1371, 1491, 1701, 1917, 3199, 3479, 3969, 4113, 4473, 5751, 9597, 10437, 11907, 12339, 13419, 17253, 22393, 28791, 31311, 32447, 37017, 40257, 67179, 86373, 93933, 97341, 111051, 120771, 201537, 227129, 259119, 281799, 292023, 604611, 681387, 777357, 845397, 876069, 1589903, 1813833, 2044161, 2628207, 4769709, 5441499, 6132483, 7884621, 14309127, 18397449, 42927381, 55192347, 128782143, 386346429]

約数ペア:

[(1, 386346429), (3, 128782143), (7, 55192347), (9, 42927381), (21, 18397449), (27, 14309127), (49, 7884621), (63, 6132483), (71, 5441499), (81, 4769709), (147, 2628207), (189, 2044161), (213, 1813833), (243, 1589903), (441, 876069), (457, 845397), (497, 777357), (567, 681387), (639, 604611), (1323, 292023), (1371, 281799), (1491, 259119), (1701, 227129), (1917, 201537), (3199, 120771), (3479, 111051), (3969, 97341), (4113, 93933), (4473, 86373), (5751, 67179), (9597, 40257), (10437, 37017), (11907, 32447), (12339, 31311), (13419, 28791), (17253, 22393)]