57765617

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20477}}^1$

素因数の和:20528

約数の個数: 16

約数和(自身を含む): 73393152

約数和(自身を除く): 15627535

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 20477, 143339, 266201, 634787, 1863407, 4443509, 8252231, 57765617]

約数ペア:

[(1, 57765617), (7, 8252231), (13, 4443509), (31, 1863407), (91, 634787), (217, 266201), (403, 143339), (2821, 20477)]