128464777

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1\times {\mathrm{881}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 151224192

約数和(自身を除く): 22759415

約数列:

[1, 7, 37, 259, 563, 881, 3941, 6167, 20831, 32597, 145817, 228179, 496003, 3472021, 18352111, 128464777]

約数ペア:

[(1, 128464777), (7, 18352111), (37, 3472021), (259, 496003), (563, 228179), (881, 145817), (3941, 32597), (6167, 20831)]