1388892134

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5221399}}^1$

素因数の和:5221427

約数の個数: 16

約数和(自身を含む): 2506272000

約数和(自身を除く): 1117379866

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 5221399, 10442798, 36549793, 73099586, 99206581, 198413162, 694446067, 1388892134]

約数ペア:

[(1, 1388892134), (2, 694446067), (7, 198413162), (14, 99206581), (19, 73099586), (38, 36549793), (133, 10442798), (266, 5221399)]