121952128

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{22157}}^1$

素因数の和:22214

約数の個数: 32

約数和(自身を含む): 248612760

約数和(自身を除く): 126660632

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 22157, 44314, 88628, 177256, 354512, 709024, 952751, 1418048, 1905502, 2836096, 3811004, 7622008, 15244016, 30488032, 60976064, 121952128]

約数ペア:

[(1, 121952128), (2, 60976064), (4, 30488032), (8, 15244016), (16, 7622008), (32, 3811004), (43, 2836096), (64, 1905502), (86, 1418048), (128, 952751), (172, 709024), (344, 354512), (688, 177256), (1376, 88628), (2752, 44314), (5504, 22157)]