391302016

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6151}}^1$

素因数の和:6243

約数の個数: 64

約数和(自身を含む): 903605760

約数和(自身を除く): 512303744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 497, 568, 896, 994, 1136, 1988, 2272, 3976, 4544, 6151, 7952, 9088, 12302, 15904, 24604, 31808, 43057, 49208, 63616, 86114, 98416, 172228, 196832, 344456, 393664, 436721, 688912, 787328, 873442, 1377824, 1746884, 2755648, 3057047, 3493768, 5511296, 6114094, 6987536, 12228188, 13975072, 24456376, 27950144, 48912752, 55900288, 97825504, 195651008, 391302016]

約数ペア:

[(1, 391302016), (2, 195651008), (4, 97825504), (7, 55900288), (8, 48912752), (14, 27950144), (16, 24456376), (28, 13975072), (32, 12228188), (56, 6987536), (64, 6114094), (71, 5511296), (112, 3493768), (128, 3057047), (142, 2755648), (224, 1746884), (284, 1377824), (448, 873442), (497, 787328), (568, 688912), (896, 436721), (994, 393664), (1136, 344456), (1988, 196832), (2272, 172228), (3976, 98416), (4544, 86114), (6151, 63616), (7952, 49208), (9088, 43057), (12302, 31808), (15904, 24604)]