809042913

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{273233}}^1$

素因数の和:273293

約数の個数: 24

約数和(自身を含む): 1363984128

約数和(自身を除く): 554941215

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 273233, 819699, 1912631, 2459097, 5737893, 12841951, 17213679, 38525853, 89893657, 115577559, 269680971, 809042913]

約数ペア:

[(1, 809042913), (3, 269680971), (7, 115577559), (9, 89893657), (21, 38525853), (47, 17213679), (63, 12841951), (141, 5737893), (329, 2459097), (423, 1912631), (987, 819699), (2961, 273233)]