128576

素因数分解:

$2^6\times 7^2\times {\mathrm{41}}^1$

素因数の和:67

約数の個数: 42

約数和(自身を含む): 304038

約数和(自身を除く): 175462

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 98, 112, 164, 196, 224, 287, 328, 392, 448, 574, 656, 784, 1148, 1312, 1568, 2009, 2296, 2624, 3136, 4018, 4592, 8036, 9184, 16072, 18368, 32144, 64288, 128576]

約数ペア:

[(1, 128576), (2, 64288), (4, 32144), (7, 18368), (8, 16072), (14, 9184), (16, 8036), (28, 4592), (32, 4018), (41, 3136), (49, 2624), (56, 2296), (64, 2009), (82, 1568), (98, 1312), (112, 1148), (164, 784), (196, 656), (224, 574), (287, 448), (328, 392)]