129621608

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{376807}}^1$

素因数の和:376856

約数の個数: 16

約数和(自身を含む): 248693280

約数和(自身を除く): 119071672

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 376807, 753614, 1507228, 3014456, 16202701, 32405402, 64810804, 129621608]

約数ペア:

[(1, 129621608), (2, 64810804), (4, 32405402), (8, 16202701), (43, 3014456), (86, 1507228), (172, 753614), (344, 376807)]