53215561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12907}}^1$

素因数の和:12964

約数の個数: 16

約数和(自身を含む): 66088960

約数和(自身を除く): 12873399

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 12907, 90349, 245233, 400117, 1716631, 2800819, 7602223, 53215561]

約数ペア:

[(1, 53215561), (7, 7602223), (19, 2800819), (31, 1716631), (133, 400117), (217, 245233), (589, 90349), (4123, 12907)]