217126952

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2437}}^1$

素因数の和:2530

約数の個数: 64

約数和(自身を含む): 489160320

約数和(自身を除く): 272033368

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 56, 74, 86, 148, 172, 259, 296, 301, 344, 518, 602, 1036, 1204, 1591, 2072, 2408, 2437, 3182, 4874, 6364, 9748, 11137, 12728, 17059, 19496, 22274, 34118, 44548, 68236, 89096, 90169, 104791, 136472, 180338, 209582, 360676, 419164, 631183, 721352, 733537, 838328, 1262366, 1467074, 2524732, 2934148, 3877267, 5049464, 5868296, 7754534, 15509068, 27140869, 31018136, 54281738, 108563476, 217126952]

約数ペア:

[(1, 217126952), (2, 108563476), (4, 54281738), (7, 31018136), (8, 27140869), (14, 15509068), (28, 7754534), (37, 5868296), (43, 5049464), (56, 3877267), (74, 2934148), (86, 2524732), (148, 1467074), (172, 1262366), (259, 838328), (296, 733537), (301, 721352), (344, 631183), (518, 419164), (602, 360676), (1036, 209582), (1204, 180338), (1591, 136472), (2072, 104791), (2408, 90169), (2437, 89096), (3182, 68236), (4874, 44548), (6364, 34118), (9748, 22274), (11137, 19496), (12728, 17059)]