5181939

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 8666112

約数和(自身を除く): 3484173

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 991, 1743, 2973, 5229, 6937, 8919, 20811, 62433, 82253, 246759, 575771, 740277, 1727313, 5181939]

約数ペア:

[(1, 5181939), (3, 1727313), (7, 740277), (9, 575771), (21, 246759), (63, 82253), (83, 62433), (249, 20811), (581, 8919), (747, 6937), (991, 5229), (1743, 2973)]