217215536

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{152539}}^1$

素因数の和:152636

約数の個数: 20

約数和(自身を含む): 425586600

約数和(自身を除く): 208371064

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 152539, 305078, 610156, 1220312, 2440624, 13575971, 27151942, 54303884, 108607768, 217215536]

約数ペア:

[(1, 217215536), (2, 108607768), (4, 54303884), (8, 27151942), (16, 13575971), (89, 2440624), (178, 1220312), (356, 610156), (712, 305078), (1424, 152539)]