142256212

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{16879}}^1$

素因数の和:16940

約数の個数: 36

約数和(自身を含む): 296345280

約数和(自身を除く): 154089068

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 16879, 33758, 67516, 118153, 236306, 472612, 725797, 827071, 1451594, 1654142, 2903188, 3308284, 5080579, 10161158, 20322316, 35564053, 71128106, 142256212]

約数ペア:

[(1, 142256212), (2, 71128106), (4, 35564053), (7, 20322316), (14, 10161158), (28, 5080579), (43, 3308284), (49, 2903188), (86, 1654142), (98, 1451594), (172, 827071), (196, 725797), (301, 472612), (602, 236306), (1204, 118153), (2107, 67516), (4214, 33758), (8428, 16879)]