81880008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{487381}}^1$

素因数の和:487397

約数の個数: 32

約数和(自身を含む): 233943360

約数和(自身を除く): 152063352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 487381, 974762, 1462143, 1949524, 2924286, 3411667, 3899048, 5848572, 6823334, 10235001, 11697144, 13646668, 20470002, 27293336, 40940004, 81880008]

約数ペア:

[(1, 81880008), (2, 40940004), (3, 27293336), (4, 20470002), (6, 13646668), (7, 11697144), (8, 10235001), (12, 6823334), (14, 5848572), (21, 3899048), (24, 3411667), (28, 2924286), (42, 1949524), (56, 1462143), (84, 974762), (168, 487381)]