8427748

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9353372

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 97, 107, 116, 194, 203, 214, 388, 406, 428, 679, 749, 812, 1358, 1498, 2716, 2813, 2996, 3103, 5626, 6206, 10379, 11252, 12412, 19691, 20758, 21721, 39382, 41516, 43442, 72653, 78764, 86884, 145306, 290612, 300991, 601982, 1203964, 2106937, 4213874, 8427748]

約数ペア:

[(1, 8427748), (2, 4213874), (4, 2106937), (7, 1203964), (14, 601982), (28, 300991), (29, 290612), (58, 145306), (97, 86884), (107, 78764), (116, 72653), (194, 43442), (203, 41516), (214, 39382), (388, 21721), (406, 20758), (428, 19691), (679, 12412), (749, 11252), (812, 10379), (1358, 6206), (1498, 5626), (2716, 3103), (2813, 2996)]