159968984

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20551}}^1$

素因数の和:20703

約数の個数: 32

約数和(自身を含む): 345273600

約数和(自身を除く): 185304616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 20551, 41102, 82204, 143857, 164408, 287714, 575428, 1150856, 2856589, 5713178, 11426356, 19996123, 22852712, 39992246, 79984492, 159968984]

約数ペア:

[(1, 159968984), (2, 79984492), (4, 39992246), (7, 22852712), (8, 19996123), (14, 11426356), (28, 5713178), (56, 2856589), (139, 1150856), (278, 575428), (556, 287714), (973, 164408), (1112, 143857), (1946, 82204), (3892, 41102), (7784, 20551)]