648049136

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{41627}}^1$

素因数の和:41781

約数の個数: 40

約数和(自身を含む): 1445324160

約数和(自身を除く): 797275024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 3892, 7784, 15568, 41627, 83254, 166508, 291389, 333016, 582778, 666032, 1165556, 2331112, 4662224, 5786153, 11572306, 23144612, 40503071, 46289224, 81006142, 92578448, 162012284, 324024568, 648049136]

約数ペア:

[(1, 648049136), (2, 324024568), (4, 162012284), (7, 92578448), (8, 81006142), (14, 46289224), (16, 40503071), (28, 23144612), (56, 11572306), (112, 5786153), (139, 4662224), (278, 2331112), (556, 1165556), (973, 666032), (1112, 582778), (1946, 333016), (2224, 291389), (3892, 166508), (7784, 83254), (15568, 41627)]