211401904

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2498

約数の個数: 80

約数和(自身を含む): 504967680

約数和(自身を除く): 293565776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 56, 76, 82, 112, 133, 152, 164, 266, 287, 304, 328, 532, 574, 656, 779, 1064, 1148, 1558, 2128, 2296, 2423, 3116, 4592, 4846, 5453, 6232, 9692, 10906, 12464, 16961, 19384, 21812, 33922, 38768, 43624, 46037, 67844, 87248, 92074, 99343, 135688, 184148, 198686, 271376, 322259, 368296, 397372, 644518, 695401, 736592, 794744, 1289036, 1390802, 1589488, 1887517, 2578072, 2781604, 3775034, 5156144, 5563208, 7550068, 11126416, 13212619, 15100136, 26425238, 30200272, 52850476, 105700952, 211401904]

約数ペア:

[(1, 211401904), (2, 105700952), (4, 52850476), (7, 30200272), (8, 26425238), (14, 15100136), (16, 13212619), (19, 11126416), (28, 7550068), (38, 5563208), (41, 5156144), (56, 3775034), (76, 2781604), (82, 2578072), (112, 1887517), (133, 1589488), (152, 1390802), (164, 1289036), (266, 794744), (287, 736592), (304, 695401), (328, 644518), (532, 397372), (574, 368296), (656, 322259), (779, 271376), (1064, 198686), (1148, 184148), (1558, 135688), (2128, 99343), (2296, 92074), (2423, 87248), (3116, 67844), (4592, 46037), (4846, 43624), (5453, 38768), (6232, 33922), (9692, 21812), (10906, 19384), (12464, 16961)]