251882949

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 352912384

約数和(自身を除く): 101029435

約数列:

[1, 3, 43, 67, 129, 151, 193, 201, 453, 579, 2881, 6493, 8299, 8643, 10117, 12931, 19479, 24897, 29143, 30351, 38793, 87429, 435031, 556033, 1253149, 1305093, 1668099, 1952581, 3759447, 5857743, 83960983, 251882949]

約数ペア:

[(1, 251882949), (3, 83960983), (43, 5857743), (67, 3759447), (129, 1952581), (151, 1668099), (193, 1305093), (201, 1253149), (453, 556033), (579, 435031), (2881, 87429), (6493, 38793), (8299, 30351), (8643, 29143), (10117, 24897), (12931, 19479)]