518628383

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{438401}}^1$

素因数の和:438434

約数の個数: 12

約数和(自身を含む): 641820528

約数和(自身を除く): 123192145

約数列:

[1, 7, 13, 91, 169, 1183, 438401, 3068807, 5699213, 39894491, 74089769, 518628383]

約数ペア:

[(1, 518628383), (7, 74089769), (13, 39894491), (91, 5699213), (169, 3068807), (1183, 438401)]