205872961

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 253380960

約数和(自身を除く): 47507999

約数列:

[1, 7, 19, 49, 133, 251, 881, 931, 1757, 4769, 6167, 12299, 16739, 33383, 43169, 117173, 221131, 233681, 820211, 1547917, 4201489, 10835419, 29410423, 205872961]

約数ペア:

[(1, 205872961), (7, 29410423), (19, 10835419), (49, 4201489), (133, 1547917), (251, 820211), (881, 233681), (931, 221131), (1757, 117173), (4769, 43169), (6167, 33383), (12299, 16739)]