198904563

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4177}}^1$

素因数の和:4244

約数の個数: 48

約数和(自身を含む): 346740576

約数和(自身を除く): 147836013

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 143, 333, 407, 429, 481, 1221, 1287, 1443, 3663, 4177, 4329, 5291, 12531, 15873, 37593, 45947, 47619, 54301, 137841, 154549, 162903, 413523, 463647, 488709, 597311, 1390941, 1700039, 1791933, 2009137, 5100117, 5375799, 6027411, 15300351, 18082233, 22100507, 66301521, 198904563]

約数ペア:

[(1, 198904563), (3, 66301521), (9, 22100507), (11, 18082233), (13, 15300351), (33, 6027411), (37, 5375799), (39, 5100117), (99, 2009137), (111, 1791933), (117, 1700039), (143, 1390941), (333, 597311), (407, 488709), (429, 463647), (481, 413523), (1221, 162903), (1287, 154549), (1443, 137841), (3663, 54301), (4177, 47619), (4329, 45947), (5291, 37593), (12531, 15873)]