81559729

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{337}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 87133696

約数和(自身を除く): 5573967

約数列:

[1, 31, 37, 211, 337, 1147, 6541, 7807, 10447, 12469, 71107, 242017, 386539, 2204317, 2630959, 81559729]

約数ペア:

[(1, 81559729), (31, 2630959), (37, 2204317), (211, 386539), (337, 242017), (1147, 71107), (6541, 12469), (7807, 10447)]