28189294

素因数分解:

$2^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{3191}}^1$

素因数の和:3831

約数の個数: 16

約数和(自身を含む): 48416256

約数和(自身を除く): 20226962

約数列:

[1, 2, 7, 14, 631, 1262, 3191, 4417, 6382, 8834, 22337, 44674, 2013521, 4027042, 14094647, 28189294]

約数ペア:

[(1, 28189294), (2, 14094647), (7, 4027042), (14, 2013521), (631, 44674), (1262, 22337), (3191, 8834), (4417, 6382)]