201568689

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6793}}^1$

素因数の和:6966

約数の個数: 32

約数和(自身を含む): 343504640

約数和(自身を除く): 141935951

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 471, 1099, 1413, 3297, 4239, 6793, 9891, 20379, 29673, 47551, 61137, 142653, 183411, 427959, 1066501, 1283877, 3199503, 7465507, 9598509, 22396521, 28795527, 67189563, 201568689]

約数ペア:

[(1, 201568689), (3, 67189563), (7, 28795527), (9, 22396521), (21, 9598509), (27, 7465507), (63, 3199503), (157, 1283877), (189, 1066501), (471, 427959), (1099, 183411), (1413, 142653), (3297, 61137), (4239, 47551), (6793, 29673), (9891, 20379)]