248840343

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{11681}}^1$

素因数の和:11956

約数の個数: 20

約数和(自身を含む): 373169808

約数和(自身を除く): 124329465

約数列:

[1, 3, 9, 27, 81, 263, 789, 2367, 7101, 11681, 21303, 35043, 105129, 315387, 946161, 3072103, 9216309, 27648927, 82946781, 248840343]

約数ペア:

[(1, 248840343), (3, 82946781), (9, 27648927), (27, 9216309), (81, 3072103), (263, 946161), (789, 315387), (2367, 105129), (7101, 35043), (11681, 21303)]