289481504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16183}}^1$

素因数の和:16249

約数の個数: 48

約数和(自身を含む): 628068672

約数和(自身を除く): 338587168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 8944, 16183, 17888, 32366, 64732, 129464, 210379, 258928, 420758, 517856, 695869, 841516, 1391738, 1683032, 2783476, 3366064, 5566952, 6732128, 9046297, 11133904, 18092594, 22267808, 36185188, 72370376, 144740752, 289481504]

約数ペア:

[(1, 289481504), (2, 144740752), (4, 72370376), (8, 36185188), (13, 22267808), (16, 18092594), (26, 11133904), (32, 9046297), (43, 6732128), (52, 5566952), (86, 3366064), (104, 2783476), (172, 1683032), (208, 1391738), (344, 841516), (416, 695869), (559, 517856), (688, 420758), (1118, 258928), (1376, 210379), (2236, 129464), (4472, 64732), (8944, 32366), (16183, 17888)]