53378689

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{11971}}^1$

素因数の和:12005

約数の個数: 16

約数和(自身を含む): 67043200

約数和(自身を除く): 13664511

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 11971, 83797, 155623, 586579, 1089361, 4106053, 7625527, 53378689]

約数ペア:

[(1, 53378689), (7, 7625527), (13, 4106053), (49, 1089361), (91, 586579), (343, 155623), (637, 83797), (4459, 11971)]