621000987

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1\times {\mathrm{3109}}^1$

素因数の和:3730

約数の個数: 16

約数和(自身を含む): 835968000

約数和(自身を除く): 214967013

約数列:

[1, 3, 139, 417, 479, 1437, 3109, 9327, 66581, 199743, 432151, 1296453, 1489211, 4467633, 207000329, 621000987]

約数ペア:

[(1, 621000987), (3, 207000329), (139, 4467633), (417, 1489211), (479, 1296453), (1437, 432151), (3109, 199743), (9327, 66581)]