140002222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1\times {\mathrm{2789}}^1$

素因数の和:4131

約数の個数: 16

約数和(自身を含む): 221302800

約数和(自身を除く): 81300578

約数列:

[1, 2, 19, 38, 1321, 2642, 2789, 5578, 25099, 50198, 52991, 105982, 3684269, 7368538, 70001111, 140002222]

約数ペア:

[(1, 140002222), (2, 70001111), (19, 7368538), (38, 3684269), (1321, 105982), (2642, 52991), (2789, 50198), (5578, 25099)]