71138885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 93623040

約数和(自身を除く): 22484155

約数列:

[1, 5, 23, 29, 83, 115, 145, 257, 415, 667, 1285, 1909, 2407, 3335, 5911, 7453, 9545, 12035, 21331, 29555, 37265, 55361, 106655, 171419, 276805, 490613, 618599, 857095, 2453065, 3092995, 14227777, 71138885]

約数ペア:

[(1, 71138885), (5, 14227777), (23, 3092995), (29, 2453065), (83, 857095), (115, 618599), (145, 490613), (257, 276805), (415, 171419), (667, 106655), (1285, 55361), (1909, 37265), (2407, 29555), (3335, 21331), (5911, 12035), (7453, 9545)]