28767856

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{10639}}^1$

素因数の和:10673

約数の個数: 30

約数和(自身を含む): 60360720

約数和(自身を除く): 31592864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 10639, 21278, 42556, 85112, 138307, 170224, 276614, 553228, 1106456, 1797991, 2212912, 3595982, 7191964, 14383928, 28767856]

約数ペア:

[(1, 28767856), (2, 14383928), (4, 7191964), (8, 3595982), (13, 2212912), (16, 1797991), (26, 1106456), (52, 553228), (104, 276614), (169, 170224), (208, 138307), (338, 85112), (676, 42556), (1352, 21278), (2704, 10639)]