28727531

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 4761109

約数列:

[1, 7, 101, 179, 227, 707, 1253, 1589, 18079, 22927, 40633, 126553, 160489, 284431, 4103933, 28727531]

約数ペア:

[(1, 28727531), (7, 4103933), (101, 284431), (179, 160489), (227, 126553), (707, 40633), (1253, 22927), (1589, 18079)]