28374453

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 42295968

約数和(自身を除く): 13921515

約数列:

[1, 3, 9, 43, 129, 157, 387, 467, 471, 1401, 1413, 4203, 6751, 20081, 20253, 60243, 60759, 73319, 180729, 219957, 659871, 3152717, 9458151, 28374453]

約数ペア:

[(1, 28374453), (3, 9458151), (9, 3152717), (43, 659871), (129, 219957), (157, 180729), (387, 73319), (467, 60759), (471, 60243), (1401, 20253), (1413, 20081), (4203, 6751)]