13188021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 22530048

約数和(自身を除く): 9342027

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 1543, 2849, 4629, 8547, 10801, 16973, 32403, 50919, 57091, 118811, 171273, 356433, 399637, 628001, 1198911, 1884003, 4396007, 13188021]

約数ペア:

[(1, 13188021), (3, 4396007), (7, 1884003), (11, 1198911), (21, 628001), (33, 399637), (37, 356433), (77, 171273), (111, 118811), (231, 57091), (259, 50919), (407, 32403), (777, 16973), (1221, 10801), (1543, 8547), (2849, 4629)]