521528

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 1142400

約数和(自身を除く): 620872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 139, 268, 278, 469, 536, 556, 938, 973, 1112, 1876, 1946, 3752, 3892, 7784, 9313, 18626, 37252, 65191, 74504, 130382, 260764, 521528]

約数ペア:

[(1, 521528), (2, 260764), (4, 130382), (7, 74504), (8, 65191), (14, 37252), (28, 18626), (56, 9313), (67, 7784), (134, 3892), (139, 3752), (268, 1946), (278, 1876), (469, 1112), (536, 973), (556, 938)]