8137239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 12607488

約数和(自身を除く): 4470249

約数列:

[1, 3, 11, 23, 33, 69, 71, 151, 213, 253, 453, 759, 781, 1633, 1661, 2343, 3473, 4899, 4983, 10419, 10721, 17963, 32163, 38203, 53889, 114609, 117931, 246583, 353793, 739749, 2712413, 8137239]

約数ペア:

[(1, 8137239), (3, 2712413), (11, 739749), (23, 353793), (33, 246583), (69, 117931), (71, 114609), (151, 53889), (213, 38203), (253, 32163), (453, 17963), (759, 10721), (781, 10419), (1633, 4983), (1661, 4899), (2343, 3473)]