1388897988

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{737207}}^1$

素因数の和:737371

約数の個数: 24

約数和(自身を含む): 3261408192

約数和(自身を除く): 1872510204

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 737207, 1474414, 2211621, 2948828, 4423242, 8846484, 115741499, 231482998, 347224497, 462965996, 694448994, 1388897988]

約数ペア:

[(1, 1388897988), (2, 694448994), (3, 462965996), (4, 347224497), (6, 231482998), (12, 115741499), (157, 8846484), (314, 4423242), (471, 2948828), (628, 2211621), (942, 1474414), (1884, 737207)]