2017995567

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{103217}}^1$

素因数の和:103260

約数の個数: 32

約数和(自身を含む): 3302976000

約数和(自身を除く): 1284980433

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2793, 6517, 19551, 103217, 309651, 722519, 1961123, 2167557, 5057633, 5883369, 13727861, 15172899, 35403431, 41183583, 96095027, 106210293, 288285081, 672665189, 2017995567]

約数ペア:

[(1, 2017995567), (3, 672665189), (7, 288285081), (19, 106210293), (21, 96095027), (49, 41183583), (57, 35403431), (133, 15172899), (147, 13727861), (343, 5883369), (399, 5057633), (931, 2167557), (1029, 1961123), (2793, 722519), (6517, 309651), (19551, 103217)]