28571881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 31868928

約数和(自身を除く): 3297047

約数列:

[1, 13, 37, 191, 311, 481, 2483, 4043, 7067, 11507, 59401, 91871, 149591, 772213, 2197837, 28571881]

約数ペア:

[(1, 28571881), (13, 2197837), (37, 772213), (191, 149591), (311, 91871), (481, 59401), (2483, 11507), (4043, 7067)]