16343225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 21671232

約数和(自身を除く): 5328007

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 661, 989, 1075, 3305, 4945, 15203, 16525, 24725, 28423, 76015, 142115, 380075, 653729, 710575, 3268645, 16343225]

約数ペア:

[(1, 16343225), (5, 3268645), (23, 710575), (25, 653729), (43, 380075), (115, 142115), (215, 76015), (575, 28423), (661, 24725), (989, 16525), (1075, 15203), (3305, 4945)]