4142656

素因数分解:

$2^6\times 7^2\times {\mathrm{1321}}^1$

素因数の和:1347

約数の個数: 42

約数和(自身を含む): 9569958

約数和(自身を除く): 5427302

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1321, 1568, 2642, 3136, 5284, 9247, 10568, 18494, 21136, 36988, 42272, 64729, 73976, 84544, 129458, 147952, 258916, 295904, 517832, 591808, 1035664, 2071328, 4142656]

約数ペア:

[(1, 4142656), (2, 2071328), (4, 1035664), (7, 591808), (8, 517832), (14, 295904), (16, 258916), (28, 147952), (32, 129458), (49, 84544), (56, 73976), (64, 64729), (98, 42272), (112, 36988), (196, 21136), (224, 18494), (392, 10568), (448, 9247), (784, 5284), (1321, 3136), (1568, 2642)]