1212829442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{138863}}^1$

素因数の和:139273

約数の個数: 16

約数和(自身を含む): 1989643392

約数和(自身を除く): 776813950

約数列:

[1, 2, 11, 22, 397, 794, 4367, 8734, 138863, 277726, 1527493, 3054986, 55128611, 110257222, 606414721, 1212829442]

約数ペア:

[(1, 1212829442), (2, 606414721), (11, 110257222), (22, 55128611), (397, 3054986), (794, 1527493), (4367, 277726), (8734, 138863)]