289097788

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{877}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 591392704

約数和(自身を除く): 302294916

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 193, 244, 386, 427, 772, 854, 877, 1351, 1708, 1754, 2702, 3508, 5404, 6139, 11773, 12278, 23546, 24556, 47092, 53497, 82411, 106994, 164822, 169261, 213988, 329644, 338522, 374479, 677044, 748958, 1184827, 1497916, 2369654, 4739308, 10324921, 20649842, 41299684, 72274447, 144548894, 289097788]

約数ペア:

[(1, 289097788), (2, 144548894), (4, 72274447), (7, 41299684), (14, 20649842), (28, 10324921), (61, 4739308), (122, 2369654), (193, 1497916), (244, 1184827), (386, 748958), (427, 677044), (772, 374479), (854, 338522), (877, 329644), (1351, 213988), (1708, 169261), (1754, 164822), (2702, 106994), (3508, 82411), (5404, 53497), (6139, 47092), (11773, 24556), (12278, 23546)]