1243196138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{30469}}^1$

素因数の和:31381

約数の個数: 16

約数和(自身を含む): 1948129920

約数和(自身を除く): 704933782

約数列:

[1, 2, 23, 46, 887, 1774, 20401, 30469, 40802, 60938, 700787, 1401574, 27026003, 54052006, 621598069, 1243196138]

約数ペア:

[(1, 1243196138), (2, 621598069), (23, 54052006), (46, 27026003), (887, 1401574), (1774, 700787), (20401, 60938), (30469, 40802)]