28209991678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19571}}^1\times {\mathrm{65519}}^1$

素因数の和:85103

約数の個数: 16

約数和(自身を含む): 46164867840

約数和(自身を除く): 17954876162

約数列:

[1, 2, 11, 22, 19571, 39142, 65519, 131038, 215281, 430562, 720709, 1441418, 1282272349, 2564544698, 14104995839, 28209991678]

約数ペア:

[(1, 28209991678), (2, 14104995839), (11, 2564544698), (22, 1282272349), (19571, 1441418), (39142, 720709), (65519, 430562), (131038, 215281)]