402891328

素因数分解:

$2^6\times 7^2\times {\mathrm{128473}}^1$

素因数の和:128499

約数の個数: 42

約数和(自身を含む): 930023286

約数和(自身を除く): 527131958

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 128473, 256946, 513892, 899311, 1027784, 1798622, 2055568, 3597244, 4111136, 6295177, 7194488, 8222272, 12590354, 14388976, 25180708, 28777952, 50361416, 57555904, 100722832, 201445664, 402891328]

約数ペア:

[(1, 402891328), (2, 201445664), (4, 100722832), (7, 57555904), (8, 50361416), (14, 28777952), (16, 25180708), (28, 14388976), (32, 12590354), (49, 8222272), (56, 7194488), (64, 6295177), (98, 4111136), (112, 3597244), (196, 2055568), (224, 1798622), (392, 1027784), (448, 899311), (784, 513892), (1568, 256946), (3136, 128473)]