209521404

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{7433}}^1$

素因数の和:7481

約数の個数: 72

約数和(自身を含む): 568254960

約数和(自身を除く): 358733556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 783, 972, 1044, 1566, 2349, 3132, 4698, 7047, 7433, 9396, 14094, 14866, 22299, 28188, 29732, 44598, 66897, 89196, 133794, 200691, 215557, 267588, 401382, 431114, 602073, 646671, 802764, 862228, 1204146, 1293342, 1806219, 1940013, 2408292, 2586684, 3612438, 3880026, 5820039, 7224876, 7760052, 11640078, 17460117, 23280156, 34920234, 52380351, 69840468, 104760702, 209521404]

約数ペア:

[(1, 209521404), (2, 104760702), (3, 69840468), (4, 52380351), (6, 34920234), (9, 23280156), (12, 17460117), (18, 11640078), (27, 7760052), (29, 7224876), (36, 5820039), (54, 3880026), (58, 3612438), (81, 2586684), (87, 2408292), (108, 1940013), (116, 1806219), (162, 1293342), (174, 1204146), (243, 862228), (261, 802764), (324, 646671), (348, 602073), (486, 431114), (522, 401382), (783, 267588), (972, 215557), (1044, 200691), (1566, 133794), (2349, 89196), (3132, 66897), (4698, 44598), (7047, 29732), (7433, 28188), (9396, 22299), (14094, 14866)]