1388892964

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{349}}^1\times {\mathrm{6337}}^1$

素因数の和:6847

約数の個数: 24

約数和(自身を含む): 2453439800

約数和(自身を除く): 1064546836

約数列:

[1, 2, 4, 157, 314, 349, 628, 698, 1396, 6337, 12674, 25348, 54793, 109586, 219172, 994909, 1989818, 2211613, 3979636, 4423226, 8846452, 347223241, 694446482, 1388892964]

約数ペア:

[(1, 1388892964), (2, 694446482), (4, 347223241), (157, 8846452), (314, 4423226), (349, 3979636), (628, 2211613), (698, 1989818), (1396, 994909), (6337, 219172), (12674, 109586), (25348, 54793)]