205720239

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{9091}}^1$

素因数の和:9510

約数の個数: 16

約数和(自身を含む): 289489280

約数和(自身を除く): 83769041

約数列:

[1, 3, 19, 57, 397, 1191, 7543, 9091, 22629, 27273, 172729, 518187, 3609127, 10827381, 68573413, 205720239]

約数ペア:

[(1, 205720239), (3, 68573413), (19, 10827381), (57, 3609127), (397, 518187), (1191, 172729), (7543, 27273), (9091, 22629)]