28158728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3709}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 57653400

約数和(自身を除く): 29494672

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 3709, 3796, 7418, 7592, 14836, 29672, 48217, 96434, 192868, 270757, 385736, 541514, 1083028, 2166056, 3519841, 7039682, 14079364, 28158728]

約数ペア:

[(1, 28158728), (2, 14079364), (4, 7039682), (8, 3519841), (13, 2166056), (26, 1083028), (52, 541514), (73, 385736), (104, 270757), (146, 192868), (292, 96434), (584, 48217), (949, 29672), (1898, 14836), (3709, 7592), (3796, 7418)]