142880255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{7717}}^1$

素因数の和:7775

約数の個数: 24

約数和(自身を含む): 204866592

約数和(自身を除く): 61986337

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 2645, 3703, 7717, 18515, 38585, 54019, 177491, 270095, 887455, 1242437, 4082293, 6212185, 20411465, 28576051, 142880255]

約数ペア:

[(1, 142880255), (5, 28576051), (7, 20411465), (23, 6212185), (35, 4082293), (115, 1242437), (161, 887455), (529, 270095), (805, 177491), (2645, 54019), (3703, 38585), (7717, 18515)]