217213249

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{1451}}^1$

素因数の和:1932

約数の個数: 16

約数和(自身を含む): 245329920

約数和(自身を除く): 28116671

約数列:

[1, 11, 31, 341, 439, 1451, 4829, 13609, 15961, 44981, 149699, 494791, 636989, 7006879, 19746659, 217213249]

約数ペア:

[(1, 217213249), (11, 19746659), (31, 7006879), (341, 636989), (439, 494791), (1451, 149699), (4829, 44981), (13609, 15961)]