40820607

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 66044160

約数和(自身を除く): 25223553

約数列:

[1, 3, 9, 19, 23, 57, 69, 97, 107, 171, 207, 291, 321, 437, 873, 963, 1311, 1843, 2033, 2231, 2461, 3933, 5529, 6099, 6693, 7383, 10379, 16587, 18297, 20079, 22149, 31137, 42389, 46759, 93411, 127167, 140277, 197201, 238717, 381501, 420831, 591603, 716151, 1774809, 2148453, 4535623, 13606869, 40820607]

約数ペア:

[(1, 40820607), (3, 13606869), (9, 4535623), (19, 2148453), (23, 1774809), (57, 716151), (69, 591603), (97, 420831), (107, 381501), (171, 238717), (207, 197201), (291, 140277), (321, 127167), (437, 93411), (873, 46759), (963, 42389), (1311, 31137), (1843, 22149), (2033, 20079), (2231, 18297), (2461, 16587), (3933, 10379), (5529, 7383), (6099, 6693)]