1890539

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 2284800

約数和(自身を除く): 394261

約数列:

[1, 7, 29, 67, 139, 203, 469, 973, 1943, 4031, 9313, 13601, 28217, 65191, 270077, 1890539]

約数ペア:

[(1, 1890539), (7, 270077), (29, 65191), (67, 28217), (139, 13601), (203, 9313), (469, 4031), (973, 1943)]