203464629

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{3931}}^1$

素因数の和:4020

約数の個数: 28

約数和(自身を含む): 309432672

約数和(自身を除く): 105968043

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 729, 1917, 3931, 5751, 11793, 17253, 35379, 51759, 106137, 279101, 318411, 837303, 955233, 2511909, 2865699, 7535727, 22607181, 67821543, 203464629]

約数ペア:

[(1, 203464629), (3, 67821543), (9, 22607181), (27, 7535727), (71, 2865699), (81, 2511909), (213, 955233), (243, 837303), (639, 318411), (729, 279101), (1917, 106137), (3931, 51759), (5751, 35379), (11793, 17253)]