247380639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{17393}}^1$

素因数の和:17838

約数の個数: 16

約数和(自身を含む): 360681984

約数和(自身を除く): 113301345

約数列:

[1, 3, 11, 33, 431, 1293, 4741, 14223, 17393, 52179, 191323, 573969, 7496383, 22489149, 82460213, 247380639]

約数ペア:

[(1, 247380639), (3, 82460213), (11, 22489149), (33, 7496383), (431, 573969), (1293, 191323), (4741, 52179), (14223, 17393)]