201512129

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{31189}}^1$

素因数の和:31280

約数の個数: 16

約数和(自身を含む): 251516160

約数和(自身を除く): 50004031

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 31189, 218323, 405457, 2214419, 2838199, 15500933, 28787447, 201512129]

約数ペア:

[(1, 201512129), (7, 28787447), (13, 15500933), (71, 2838199), (91, 2214419), (497, 405457), (923, 218323), (6461, 31189)]