2528989102081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19471}}^1\times {\mathrm{270031}}^1$

素因数の和:289552

約数の個数: 16

約数和(自身を含む): 2797289571328

約数和(自身を除く): 268300469247

約数列:

[1, 13, 37, 481, 19471, 253123, 270031, 720427, 3510403, 9365551, 9991147, 129884911, 5257773601, 68351056813, 194537623237, 2528989102081]

約数ペア:

[(1, 2528989102081), (13, 194537623237), (37, 68351056813), (481, 5257773601), (19471, 129884911), (253123, 9991147), (270031, 9365551), (720427, 3510403)]