129242912

素因数分解:

$2^5\times {\mathrm{251}}^1\times {\mathrm{16091}}^1$

素因数の和:16352

約数の個数: 24

約数和(自身を含む): 255476592

約数和(自身を除く): 126233680

約数列:

[1, 2, 4, 8, 16, 32, 251, 502, 1004, 2008, 4016, 8032, 16091, 32182, 64364, 128728, 257456, 514912, 4038841, 8077682, 16155364, 32310728, 64621456, 129242912]

約数ペア:

[(1, 129242912), (2, 64621456), (4, 32310728), (8, 16155364), (16, 8077682), (32, 4038841), (251, 514912), (502, 257456), (1004, 128728), (2008, 64364), (4016, 32182), (8032, 16091)]