4137021

素因数分解:

$3^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 7387200

約数和(自身を除く): 3250179

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 59, 63, 147, 159, 177, 189, 371, 413, 441, 477, 531, 1113, 1239, 1323, 1431, 1593, 2597, 2891, 3127, 3339, 3717, 7791, 8673, 9381, 10017, 11151, 21889, 23373, 26019, 28143, 65667, 70119, 78057, 84429, 153223, 197001, 459669, 591003, 1379007, 4137021]

約数ペア:

[(1, 4137021), (3, 1379007), (7, 591003), (9, 459669), (21, 197001), (27, 153223), (49, 84429), (53, 78057), (59, 70119), (63, 65667), (147, 28143), (159, 26019), (177, 23373), (189, 21889), (371, 11151), (413, 10017), (441, 9381), (477, 8673), (531, 7791), (1113, 3717), (1239, 3339), (1323, 3127), (1431, 2891), (1593, 2597)]