71748957

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 113467392

約数和(自身を除く): 41718435

約数列:

[1, 3, 7, 21, 37, 107, 111, 259, 321, 749, 777, 863, 2247, 2589, 3959, 6041, 11877, 18123, 27713, 31931, 83139, 92341, 95793, 223517, 277023, 646387, 670551, 1939161, 3416617, 10249851, 23916319, 71748957]

約数ペア:

[(1, 71748957), (3, 23916319), (7, 10249851), (21, 3416617), (37, 1939161), (107, 670551), (111, 646387), (259, 277023), (321, 223517), (749, 95793), (777, 92341), (863, 83139), (2247, 31931), (2589, 27713), (3959, 18123), (6041, 11877)]