219620231999

素因数分解:

$7^2\times {\mathrm{233}}^2\times {\mathrm{82559}}^1$

素因数の和:83039

約数の個数: 18

約数和(自身を含む): 256580876160

約数和(自身を除く): 36960644161

約数列:

[1, 7, 49, 233, 1631, 11417, 54289, 82559, 380023, 577913, 2660161, 4045391, 19236247, 134653729, 942576103, 4482045551, 31374318857, 219620231999]

約数ペア:

[(1, 219620231999), (7, 31374318857), (49, 4482045551), (233, 942576103), (1631, 134653729), (11417, 19236247), (54289, 4045391), (82559, 2660161), (380023, 577913)]